/*! Blue Monday Skin for jPlayer 2.9.2 ~ (c) 2009-2014 Happyworm Ltd ~ MIT License */

/*
 * Skin for jPlayer Plugin (jQuery JavaScript Library)
 * http://www.jplayer.org
 *
 * Skin Name: Blue Monday
 *
 * Copyright (c) 2010 - 2014 Happyworm Ltd
 * Licensed under the MIT license.
 *  - http://www.opensource.org/licenses/mit-license.php
 *
 * Author: Silvia Benvenuti
 * Skin Version: 5.1 (jPlayer 2.8.0)
 * Date: 13th November 2014
 */
.jp-audio *:focus,
.jp-audio-stream *:focus,
.jp-video *:focus {
  /* Disable the browser focus highlighting. */
  outline: none; }

.jp-audio button::-moz-focus-inner,
.jp-audio-stream button::-moz-focus-inner,
.jp-video button::-moz-focus-inner {
  /* Disable the browser CSS3 focus highlighting. */
  border: 0; }

.jp-audio,
.jp-audio-stream,
.jp-video {
  font-size: 16px;
  font-family: Verdana, Arial, sans-serif;
  line-height: 1.6;
  color: #222; position:relative;   box-sizing:border-box;   display:block;
  }

.jp-audio {
  width: 420px; }

.jp-audio-stream {
  width: 182px; }

.jp-video-270p {
  width: 480px; }

.jp-video-360p {
  width: 640px; }

.jp-video-100p {
  width: 100%; }
.jp-video-full {
  /* Rules for IE6 (full-screen) */
  width: 480px;
  height: 270px;
  /* Rules for IE7 (full-screen) - Otherwise the relative container causes other page items that are not position:static (default) to appear over the video/gui. */
  position: static !important;
  position: relative; }

/* The z-index rule is defined in this manner to enable Popcorn plugins that add overlays to video area. EG. Subtitles. */
.jp-video-full div div {
  z-index: 1000; }

.jp-video-full .jp-jplayer {
  top: 0;
  left: 0;
  position: fixed !important;
  position: relative;
  /* Rules for IE6 (full-screen) */
  overflow: hidden; }

.jp-video-full .jp-gui {
  position: fixed !important;
  position: static;
  /* Rules for IE6 (full-screen) */
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1001;
  /* 1 layer above the others. */ }

.jp-video-full .jp-interface {
  position: absolute !important;
  position: relative;
  /* Rules for IE6 (full-screen) */
  bottom: 0;
  left: 50%; top:6px; margin-left:-440px }

.jp-interface {
  position: relative; display:block; float:left; margin-top:2px}

.jp-audio .jp-interface {
  height: 80px; }

.jp-audio-stream .jp-interface {
  height: 80px; }

.jp-video .jp-interface {
}

/* @group CONTROLS */
.jp-controls-holder {
  width:300px;
   display:block; float:left; height:30px; margin-top:5px; 
  /* This negative value depends on the size of the text in jp-currentTime and jp-duration */ }

.jp-interface .jp-controls { float:left; display:block}

.jp-audio .jp-controls {
  width: 380px;
  padding: 20px 20px 0 20px; }

.jp-audio-stream .jp-controls {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 142px; }

.jp-video .jp-type-single .jp-controls {
  width: 40px; float:left} /*플레이 스톱버튼 넓이*/

.jp-video .jp-type-playlist .jp-controls {
  width: 134px; margin-left: 172px; }

.jp-video .jp-controls {
  float: left;  display:block; }

.jp-controls button {
  display: block;
  float: left;
  overflow: hidden;
  text-indent: -9999px;
  border: none;
  cursor: pointer; }

.jp-play {
  width: 34px;
  height: 34px; display:block; float:left}

.jp-play {
  background: url("../play_img/jplayer_blue.png") 0px 0px no-repeat; }

.jp-play:focus {
  background: url("../play_img/jplayer_blue.png") -41px 0 no-repeat;  }

.jp-state-playing .jp-play {
  background: url("../play_img/jplayer_blue.png") 0 -42px no-repeat; }

.jp-state-playing .jp-play:focus {
  background: url("../play_img/jplayer_blue.png") -41px -42px no-repeat; }

.jp-stop, .jp-previous, .jp-next {
  width: 28px;
  height: 28px;
   display:block}

.jp-stop {
  background: url("../play_img/jplayer_blue.png") 0 -81px no-repeat; 
  float:left}

.jp-stop:focus {
  background: url("../play_img/jplayer_blue.png") -29px -81px no-repeat;  }

.jp-previous {
  background: url("../play_img/jplayer.blue.monday.jpg") 0 -112px no-repeat; }

.jp-previous:focus {
  background: url("../play_img/jplayer.blue.monday.jpg") -29px -112px no-repeat;  }

.jp-next {
  background: url("../play_img/jplayer.blue.monday.jpg") 0 -141px no-repeat; }

.jp-next:focus {
  background: url("../play_img/jplayer.blue.monday.jpg") -29px -141px no-repeat; }

/* @end */

/* new_학습가이드 */
.blind { 
    overflow:hidden;
    position:absolute;
    width:1px;
    height: 1px;
    margin: -1px
    clip: rect(0 0 0 0);
}

:focus-visible {
    outline: none;
    box-shadow: 0 0 2px 2px #51a7e8;
    color: lime;
}

input,button:focus  { 
    color: lime; /* keyboard-only focus styles */
} 

.ebutton {
    background-color: transparent;
    border:0;
    padding: 6px;
    color:#fff;
    cursor: pointer;
}

#Overlay {
    position: absolute;
    z-index: 150;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0,0,0,.75);
    display: none;
    backdrop-filter: blur(.1em); /* Maybe no */
}

[role="dialog"] {
    position: absolute;
    z-index: 200;
    top: 23vh;
    bottom: 10vh;
    left: 10vw;
    right: 10vw;
    width: 850px;
    height: 500px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
    box-shadow: 0 0 2em rgba(0,0,0,.5);
    background: #fefefe;
    padding: 0;
    visibility: visible;
}

@media (prefers-reduced-motion: no-preference) {
    [role="dialog"] {
    transition: transform .1s ease-in, opacity .2s ease-in;
  }
}

[role="dialog"][hidden] {
    display: block;
    visibility: hidden;
    transform: scale(.5);
    opacity: .6;
}

[role="dialog"] h2 {
    margin: .2em;
    padding: .5rem 1.25rem;
    background: #333;
    color: #fefefe;
}

[role="dialog"] button {
    float: right;
    margin: -1.8rem 1rem 0 0;
    padding: 0;
    text-indent: 5em;
    line-height: 0;
    font: inherit;
    background: transparent;
    border: none;
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    overflow: hidden;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0  1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23fff'/%3E%3C/svg%3E");
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
}

[role="dialog"] button:focus, [role="dialog"] button:hover {
    background: #fff;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0   1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23000'/%3E%3C/svg%3E");
    box-shadow: -.1em -.1em 0 rgba(255,255,255,1), .1em -.1em 0 rgba(255,255,255,1), -.1em .1em 0 rgba(255,255,255,1), .1em .1em 0 rgba(255,255,255,1);
}

[role="dialog"] div[role=document] {
    display: inline;
}

[role="dialog"] div[role=document] div {
    box-sizing: border-box;
    height: calc(100% - 2.5rem);
    padding: .8rem 1.25rem;
}

.tab.list{height:160px}
.tab.list ul{position:relative;margin:0;padding:0;list-style:none;font-family: 'Nanum Gothic', sans-serif;font-size:14px;*zoom:1;}
.tab.list ul:after{content:"";display:block;clear:both}
.tab.list li{float:left;margin-bottom:-1px; margin: 0.2%; padding: 0px; width: 24.6%;}
.tab.list li a{position:relative;float:left;text-decoration:none;background:#333;color:#fff;width: 100%; border-top-left-radius: 20px; border-bottom-left-radius: 20px; border-bottom-right-radius: 20px;}
.tab.list li a span{display:inline-block;padding:10px 25px 10px 15px;letter-spacing:-1px;cursor:pointer}
.tab.list li ul{width:100%;position:absolute;top:30px;left:0;list-style:none;border:0;margin:0;padding:0;*zoom:1}
.tab.list li ul:after{content:"";display:block;clear:both}
.tab.list li li{float:none;position:relative;margin:0 0 8px 0;color:#999}
.tab.list li li a{float:none;padding:0;margin:0;border:0 !important;color:#666 !important;font-weight:normal;background:transparent;letter-spacing:normal}
.tab.list li li a:hover,
.tab.list li li a:active,
.tab.list li li a:focus{color:#000 !important;text-decoration:underline}
.tab.list li li time,
.tab.list li li .time{position:absolute;top:0;right:0;color:#767676}
.tab.list li li.more{position:absolute;top:-30px;right:0;border:0 !important;background:transparent}
.tab.list li.active a{margin-top:-1px;background:#333;color:yellow}
.tab.list li.active a span{padding-top:7px;font-weight:bold}

.tab.list .map {width: 100%; counter-reset:aaa;}
.tab.list .map ul li {
    float: left;
    width: 33%;
	height: 60px;
    margin: 1px;
    background: #eae8e8;  
    box-sizing: border-box;
    color: #333;
    font-size: 13px;
	line-height: 16px;
	counter-reset: bbb;
	position: relative;
	padding: 10px  0 0 70px
}

.tab.list .map ul li::before {
    counter-increment: aaa 1;
    content: "제" counter(aaa) "차시";
    font-family: "나눔 고딕", Tahoma, Geneva, sans-serif;
    color: rgb(169, 0, 0);
    display: inline-block;
    position: absolute;
    top: 10px;
    left: 10px;
}

 .tab.list .professor {
    background: url(../img/gu_img1.png) no-repeat 90px 20px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .professor ul  {
	padding-left: 450px;
}

 .tab.list .professor ul li {
 	width: 100%;
}

.tab.list .professor ul h3 {
    color: #333;
    font-size: 16px;
	padding: 0 0 20px 0
}

.tab.list .professor ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

.tab.list .infoimg {
    position: absolute;
    top: 30px;
    left: 110px;   
}

 .tab.list .window {
    background: url(../img/gu_img2.png) no-repeat 60px 40px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .window ul  {
	padding-left: 450px;
}

.tab.list .window ul h3 {
    color: #333;
    font-size: 16px;
	line-height: 1.2;
	padding: 0 0 20px 0
}

.tab.list .window ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

 .tab.list .window ul li {
 	width: 100%;
}

 .tab.list i {
 	padding-right: 5px
}

 .tab.list i {
 	padding-right: 5px
}
/* @group progress bar */
.jp-progress {
  background-color: #654c7a; 
  display:block; 
  height:42px; margin-top:4px;
  box-sizing:border-box; 
  -moz-box-sizing:border-box; float:left; width:400px; }

.jp-audio .jp-progress {
  position: absolute;
  top: 32px;
  height: 20px; }

.jp-audio .jp-type-single .jp-progress {
  left: 110px;
  width: 186px; }

.jp-audio .jp-type-playlist .jp-progress {
  left: 166px;
  width: 130px; }

.jp-video .jp-progress {
  width: 400px;
  height: 20px; 
   display:block
   }

.jp-seek-bar {
  background: url("../play_img/jplayer_blue.png") 0 -202px repeat-x;
  width: 0px;
  height: 100%;
  cursor: pointer; display:block}

.jp-play-bar {
  background: url("../play_img/jplayer_blue.png") 0 -228px repeat-x;
  width: 0px;
  height: 100%; display:block }

/* The seeking class is added/removed inside jPlayer */
.jp-seeking-bg {
  background: url("../play_img/jplayer.blue.monday.seeking.gif"); }

/* @end */

/* new_학습가이드 */
.blind { 
    overflow:hidden;
    position:absolute;
    width:1px;
    height: 1px;
    margin: -1px
    clip: rect(0 0 0 0);
}

:focus-visible {
    outline: none;
    box-shadow: 0 0 2px 2px #51a7e8;
    color: lime;
}

input,button:focus  { 
    color: lime; /* keyboard-only focus styles */
} 

.ebutton {
    background-color: transparent;
    border:0;
    padding: 6px;
    color:#fff;
    cursor: pointer;
}

#Overlay {
    position: absolute;
    z-index: 150;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0,0,0,.75);
    display: none;
    backdrop-filter: blur(.1em); /* Maybe no */
}

[role="dialog"] {
    position: absolute;
    z-index: 200;
    top: 23vh;
    bottom: 10vh;
    left: 10vw;
    right: 10vw;
    width: 850px;
    height: 500px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
    box-shadow: 0 0 2em rgba(0,0,0,.5);
    background: #fefefe;
    padding: 0;
    visibility: visible;
}

@media (prefers-reduced-motion: no-preference) {
    [role="dialog"] {
    transition: transform .1s ease-in, opacity .2s ease-in;
  }
}

[role="dialog"][hidden] {
    display: block;
    visibility: hidden;
    transform: scale(.5);
    opacity: .6;
}

[role="dialog"] h2 {
    margin: .2em;
    padding: .5rem 1.25rem;
    background: #333;
    color: #fefefe;
}

[role="dialog"] button {
    float: right;
    margin: -1.8rem 1rem 0 0;
    padding: 0;
    text-indent: 5em;
    line-height: 0;
    font: inherit;
    background: transparent;
    border: none;
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    overflow: hidden;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0  1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23fff'/%3E%3C/svg%3E");
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
}

[role="dialog"] button:focus, [role="dialog"] button:hover {
    background: #fff;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0   1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23000'/%3E%3C/svg%3E");
    box-shadow: -.1em -.1em 0 rgba(255,255,255,1), .1em -.1em 0 rgba(255,255,255,1), -.1em .1em 0 rgba(255,255,255,1), .1em .1em 0 rgba(255,255,255,1);
}

[role="dialog"] div[role=document] {
    display: inline;
}

[role="dialog"] div[role=document] div {
    box-sizing: border-box;
    height: calc(100% - 2.5rem);
    padding: .8rem 1.25rem;
}

.tab.list{height:160px}
.tab.list ul{position:relative;margin:0;padding:0;list-style:none;font-family: 'Nanum Gothic', sans-serif;font-size:14px;*zoom:1;}
.tab.list ul:after{content:"";display:block;clear:both}
.tab.list li{float:left;margin-bottom:-1px; margin: 0.2%; padding: 0px; width: 24.6%;}
.tab.list li a{position:relative;float:left;text-decoration:none;background:#333;color:#fff;width: 100%; border-top-left-radius: 20px; border-bottom-left-radius: 20px; border-bottom-right-radius: 20px;}
.tab.list li a span{display:inline-block;padding:10px 25px 10px 15px;letter-spacing:-1px;cursor:pointer}
.tab.list li ul{width:100%;position:absolute;top:30px;left:0;list-style:none;border:0;margin:0;padding:0;*zoom:1}
.tab.list li ul:after{content:"";display:block;clear:both}
.tab.list li li{float:none;position:relative;margin:0 0 8px 0;color:#999}
.tab.list li li a{float:none;padding:0;margin:0;border:0 !important;color:#666 !important;font-weight:normal;background:transparent;letter-spacing:normal}
.tab.list li li a:hover,
.tab.list li li a:active,
.tab.list li li a:focus{color:#000 !important;text-decoration:underline}
.tab.list li li time,
.tab.list li li .time{position:absolute;top:0;right:0;color:#767676}
.tab.list li li.more{position:absolute;top:-30px;right:0;border:0 !important;background:transparent}
.tab.list li.active a{margin-top:-1px;background:#333;color:yellow}
.tab.list li.active a span{padding-top:7px;font-weight:bold}

.tab.list .map {width: 100%; counter-reset:aaa;}
.tab.list .map ul li {
    float: left;
    width: 33%;
	height: 60px;
    margin: 1px;
    background: #eae8e8;  
    box-sizing: border-box;
    color: #333;
    font-size: 13px;
	line-height: 16px;
	counter-reset: bbb;
	position: relative;
	padding: 10px  0 0 70px
}

.tab.list .map ul li::before {
    counter-increment: aaa 1;
    content: "제" counter(aaa) "차시";
    font-family: "나눔 고딕", Tahoma, Geneva, sans-serif;
    color: rgb(169, 0, 0);
    display: inline-block;
    position: absolute;
    top: 10px;
    left: 10px;
}

 .tab.list .professor {
    background: url(../img/gu_img1.png) no-repeat 90px 20px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .professor ul  {
	padding-left: 450px;
}

 .tab.list .professor ul li {
 	width: 100%;
}

.tab.list .professor ul h3 {
    color: #333;
    font-size: 16px;
	padding: 0 0 20px 0
}

.tab.list .professor ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

.tab.list .infoimg {
    position: absolute;
    top: 30px;
    left: 110px;   
}

 .tab.list .window {
    background: url(../img/gu_img2.png) no-repeat 60px 40px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .window ul  {
	padding-left: 450px;
}

.tab.list .window ul h3 {
    color: #333;
    font-size: 16px;
	line-height: 1.2;
	padding: 0 0 20px 0
}

.tab.list .window ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

 .tab.list .window ul li {
 	width: 100%;
}

 .tab.list i {
 	padding-right: 5px
}

 .tab.list i {
 	padding-right: 5px
}
/* @group volume controls */
.jp-state-no-volume .jp-volume-controls {
  display: none; }

.jp-volume-controls { display:block;width: 110px; height:40px; float:left; margin-left:20px  }

.jp-audio-stream .jp-volume-controls {
  left: 70px; }

.jp-video .jp-volume-controls { display:block
}

.jp-volume-controls button {
  display: block;
  overflow: hidden;
  text-indent: -9999px;
  border: none;
  cursor: pointer; float:left}

.jp-mute,
.jp-volume-max {
  width: 18px;
  height: 15px; display:block; border:2px solid #ff0000 }

.jp-volume-max {
  left: 74px; }

.jp-mute {
  background: url("../play_img/jplayer_blue.png") 0 -170px no-repeat; }

.jp-mute:focus {
  background: url("../play_img/jplayer_blue.png") -19px -170px no-repeat; }

.jp-state-muted .jp-mute {
  background: url("../play_img/jplayer_blue.png") -60px -170px no-repeat; }

.jp-state-muted .jp-mute:focus {
  background: url("../play_img/jplayer_blue.png") -79px -170px no-repeat; }

.jp-volume-max {
  background: url("../play_img/jplayer.blue.monday.jpg") 0 -186px no-repeat; }

.jp-volume-max:focus {
  background: url("../play_img/jplayer.blue.monday.jpg") -19px -186px no-repeat; }

.jp-volume-bar {
  overflow: hidden; margin-top:-2px; margin-left:3px;
  background: url("../play_img/jplayer_blue.png") 0 -348px repeat-x;
  width: 70px;
  height: 20px;
  cursor: pointer; display:block; float:left }

.jp-volume-bar-value {
  background: url("../play_img/jplayer_blue.png") 0 -375px repeat-x;
  width: 0px;
  height: 20px; }

/* @end */

/* new_학습가이드 */
.blind { 
    overflow:hidden;
    position:absolute;
    width:1px;
    height: 1px;
    margin: -1px
    clip: rect(0 0 0 0);
}

:focus-visible {
    outline: none;
    box-shadow: 0 0 2px 2px #51a7e8;
    color: lime;
}

input,button:focus  { 
    color: lime; /* keyboard-only focus styles */
} 

.ebutton {
    background-color: transparent;
    border:0;
    padding: 6px;
    color:#fff;
    cursor: pointer;
}

#Overlay {
    position: absolute;
    z-index: 150;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0,0,0,.75);
    display: none;
    backdrop-filter: blur(.1em); /* Maybe no */
}

[role="dialog"] {
    position: absolute;
    z-index: 200;
    top: 23vh;
    bottom: 10vh;
    left: 10vw;
    right: 10vw;
    width: 850px;
    height: 500px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
    box-shadow: 0 0 2em rgba(0,0,0,.5);
    background: #fefefe;
    padding: 0;
    visibility: visible;
}

@media (prefers-reduced-motion: no-preference) {
    [role="dialog"] {
    transition: transform .1s ease-in, opacity .2s ease-in;
  }
}

[role="dialog"][hidden] {
    display: block;
    visibility: hidden;
    transform: scale(.5);
    opacity: .6;
}

[role="dialog"] h2 {
    margin: .2em;
    padding: .5rem 1.25rem;
    background: #333;
    color: #fefefe;
}

[role="dialog"] button {
    float: right;
    margin: -1.8rem 1rem 0 0;
    padding: 0;
    text-indent: 5em;
    line-height: 0;
    font: inherit;
    background: transparent;
    border: none;
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    overflow: hidden;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0  1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23fff'/%3E%3C/svg%3E");
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
}

[role="dialog"] button:focus, [role="dialog"] button:hover {
    background: #fff;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0   1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23000'/%3E%3C/svg%3E");
    box-shadow: -.1em -.1em 0 rgba(255,255,255,1), .1em -.1em 0 rgba(255,255,255,1), -.1em .1em 0 rgba(255,255,255,1), .1em .1em 0 rgba(255,255,255,1);
}

[role="dialog"] div[role=document] {
    display: inline;
}

[role="dialog"] div[role=document] div {
    box-sizing: border-box;
    height: calc(100% - 2.5rem);
    padding: .8rem 1.25rem;
}

.tab.list{height:160px}
.tab.list ul{position:relative;margin:0;padding:0;list-style:none;font-family: 'Nanum Gothic', sans-serif;font-size:14px;*zoom:1;}
.tab.list ul:after{content:"";display:block;clear:both}
.tab.list li{float:left;margin-bottom:-1px; margin: 0.2%; padding: 0px; width: 24.6%;}
.tab.list li a{position:relative;float:left;text-decoration:none;background:#333;color:#fff;width: 100%; border-top-left-radius: 20px; border-bottom-left-radius: 20px; border-bottom-right-radius: 20px;}
.tab.list li a span{display:inline-block;padding:10px 25px 10px 15px;letter-spacing:-1px;cursor:pointer}
.tab.list li ul{width:100%;position:absolute;top:30px;left:0;list-style:none;border:0;margin:0;padding:0;*zoom:1}
.tab.list li ul:after{content:"";display:block;clear:both}
.tab.list li li{float:none;position:relative;margin:0 0 8px 0;color:#999}
.tab.list li li a{float:none;padding:0;margin:0;border:0 !important;color:#666 !important;font-weight:normal;background:transparent;letter-spacing:normal}
.tab.list li li a:hover,
.tab.list li li a:active,
.tab.list li li a:focus{color:#000 !important;text-decoration:underline}
.tab.list li li time,
.tab.list li li .time{position:absolute;top:0;right:0;color:#767676}
.tab.list li li.more{position:absolute;top:-30px;right:0;border:0 !important;background:transparent}
.tab.list li.active a{margin-top:-1px;background:#333;color:yellow}
.tab.list li.active a span{padding-top:7px;font-weight:bold}

.tab.list .map {width: 100%; counter-reset:aaa;}
.tab.list .map ul li {
    float: left;
    width: 33%;
	height: 60px;
    margin: 1px;
    background: #eae8e8;  
    box-sizing: border-box;
    color: #333;
    font-size: 13px;
	line-height: 16px;
	counter-reset: bbb;
	position: relative;
	padding: 10px  0 0 70px
}

.tab.list .map ul li::before {
    counter-increment: aaa 1;
    content: "제" counter(aaa) "차시";
    font-family: "나눔 고딕", Tahoma, Geneva, sans-serif;
    color: rgb(169, 0, 0);
    display: inline-block;
    position: absolute;
    top: 10px;
    left: 10px;
}

 .tab.list .professor {
    background: url(../img/gu_img1.png) no-repeat 90px 20px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .professor ul  {
	padding-left: 450px;
}

 .tab.list .professor ul li {
 	width: 100%;
}

.tab.list .professor ul h3 {
    color: #333;
    font-size: 16px;
	padding: 0 0 20px 0
}

.tab.list .professor ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

.tab.list .infoimg {
    position: absolute;
    top: 30px;
    left: 110px;   
}

 .tab.list .window {
    background: url(../img/gu_img2.png) no-repeat 60px 40px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .window ul  {
	padding-left: 450px;
}

.tab.list .window ul h3 {
    color: #333;
    font-size: 16px;
	line-height: 1.2;
	padding: 0 0 20px 0
}

.tab.list .window ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

 .tab.list .window ul li {
 	width: 100%;
}

 .tab.list i {
 	padding-right: 5px
}

 .tab.list i {
 	padding-right: 5px
}
/* @group current time and duration */
.jp-audio .jp-time-holder {
  position: absolute;
  top: 50px; }

.jp-audio .jp-type-single .jp-time-holder {
  left: 110px;
  width: 186px; }

.jp-audio .jp-type-playlist .jp-time-holder {
  left: 166px;
  width: 130px; }

.jp-current-time,
.jp-duration {
  width: 45px;
  font-size: .80em; font-weight:bold; margin-top:8px;
  display:block; float:left; color:#fff}

.jp-current-time {
  float: left;
  display: block;
  cursor: default; }

.jp-duration {
  float: left;
  display: block;
  text-align: right;
  cursor: pointer; font-weight:normal}

.jp-video .jp-current-time {
  margin-left: 20px; }

.jp-video .jp-duration {
  margin-right: 20px; }

/* @end */

/* new_학습가이드 */
.blind { 
    overflow:hidden;
    position:absolute;
    width:1px;
    height: 1px;
    margin: -1px
    clip: rect(0 0 0 0);
}

:focus-visible {
    outline: none;
    box-shadow: 0 0 2px 2px #51a7e8;
    color: lime;
}

input,button:focus  { 
    color: lime; /* keyboard-only focus styles */
} 

.ebutton {
    background-color: transparent;
    border:0;
    padding: 6px;
    color:#fff;
    cursor: pointer;
}

#Overlay {
    position: absolute;
    z-index: 150;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0,0,0,.75);
    display: none;
    backdrop-filter: blur(.1em); /* Maybe no */
}

[role="dialog"] {
    position: absolute;
    z-index: 200;
    top: 23vh;
    bottom: 10vh;
    left: 10vw;
    right: 10vw;
    width: 850px;
    height: 500px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
    box-shadow: 0 0 2em rgba(0,0,0,.5);
    background: #fefefe;
    padding: 0;
    visibility: visible;
}

@media (prefers-reduced-motion: no-preference) {
    [role="dialog"] {
    transition: transform .1s ease-in, opacity .2s ease-in;
  }
}

[role="dialog"][hidden] {
    display: block;
    visibility: hidden;
    transform: scale(.5);
    opacity: .6;
}

[role="dialog"] h2 {
    margin: .2em;
    padding: .5rem 1.25rem;
    background: #333;
    color: #fefefe;
}

[role="dialog"] button {
    float: right;
    margin: -1.8rem 1rem 0 0;
    padding: 0;
    text-indent: 5em;
    line-height: 0;
    font: inherit;
    background: transparent;
    border: none;
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    overflow: hidden;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0  1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23fff'/%3E%3C/svg%3E");
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
}

[role="dialog"] button:focus, [role="dialog"] button:hover {
    background: #fff;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0   1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23000'/%3E%3C/svg%3E");
    box-shadow: -.1em -.1em 0 rgba(255,255,255,1), .1em -.1em 0 rgba(255,255,255,1), -.1em .1em 0 rgba(255,255,255,1), .1em .1em 0 rgba(255,255,255,1);
}

[role="dialog"] div[role=document] {
    display: inline;
}

[role="dialog"] div[role=document] div {
    box-sizing: border-box;
    height: calc(100% - 2.5rem);
    padding: .8rem 1.25rem;
}

.tab.list{height:160px}
.tab.list ul{position:relative;margin:0;padding:0;list-style:none;font-family: 'Nanum Gothic', sans-serif;font-size:14px;*zoom:1;}
.tab.list ul:after{content:"";display:block;clear:both}
.tab.list li{float:left;margin-bottom:-1px; margin: 0.2%; padding: 0px; width: 24.6%;}
.tab.list li a{position:relative;float:left;text-decoration:none;background:#333;color:#fff;width: 100%; border-top-left-radius: 20px; border-bottom-left-radius: 20px; border-bottom-right-radius: 20px;}
.tab.list li a span{display:inline-block;padding:10px 25px 10px 15px;letter-spacing:-1px;cursor:pointer}
.tab.list li ul{width:100%;position:absolute;top:30px;left:0;list-style:none;border:0;margin:0;padding:0;*zoom:1}
.tab.list li ul:after{content:"";display:block;clear:both}
.tab.list li li{float:none;position:relative;margin:0 0 8px 0;color:#999}
.tab.list li li a{float:none;padding:0;margin:0;border:0 !important;color:#666 !important;font-weight:normal;background:transparent;letter-spacing:normal}
.tab.list li li a:hover,
.tab.list li li a:active,
.tab.list li li a:focus{color:#000 !important;text-decoration:underline}
.tab.list li li time,
.tab.list li li .time{position:absolute;top:0;right:0;color:#767676}
.tab.list li li.more{position:absolute;top:-30px;right:0;border:0 !important;background:transparent}
.tab.list li.active a{margin-top:-1px;background:#333;color:yellow}
.tab.list li.active a span{padding-top:7px;font-weight:bold}

.tab.list .map {width: 100%; counter-reset:aaa;}
.tab.list .map ul li {
    float: left;
    width: 33%;
	height: 60px;
    margin: 1px;
    background: #eae8e8;  
    box-sizing: border-box;
    color: #333;
    font-size: 13px;
	line-height: 16px;
	counter-reset: bbb;
	position: relative;
	padding: 10px  0 0 70px
}

.tab.list .map ul li::before {
    counter-increment: aaa 1;
    content: "제" counter(aaa) "차시";
    font-family: "나눔 고딕", Tahoma, Geneva, sans-serif;
    color: rgb(169, 0, 0);
    display: inline-block;
    position: absolute;
    top: 10px;
    left: 10px;
}

 .tab.list .professor {
    background: url(../img/gu_img1.png) no-repeat 90px 20px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .professor ul  {
	padding-left: 450px;
}

 .tab.list .professor ul li {
 	width: 100%;
}

.tab.list .professor ul h3 {
    color: #333;
    font-size: 16px;
	padding: 0 0 20px 0
}

.tab.list .professor ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

.tab.list .infoimg {
    position: absolute;
    top: 30px;
    left: 110px;   
}

 .tab.list .window {
    background: url(../img/gu_img2.png) no-repeat 60px 40px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .window ul  {
	padding-left: 450px;
}

.tab.list .window ul h3 {
    color: #333;
    font-size: 16px;
	line-height: 1.2;
	padding: 0 0 20px 0
}

.tab.list .window ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

 .tab.list .window ul li {
 	width: 100%;
}

 .tab.list i {
 	padding-right: 5px
}

 .tab.list i {
 	padding-right: 5px
}
/* @group playlist */
.jp-details {
  font-weight: bold;
  text-align: center;
  cursor: default; }

.jp-details,
.jp-playlist {
  width: 100%;
  background-color: #ccc;
  border-top: 1px solid #009be3; }

.jp-type-single .jp-details,
.jp-type-playlist .jp-details {
  border-top: none; }

.jp-details .jp-title {
  margin: 0;
  padding: 5px 20px;
  font-size: .72em;
  font-weight: bold; }

.jp-playlist ul {
  list-style-type: none;
  margin: 0;
  padding: 0 20px;
  font-size: .72em; }

.jp-playlist li {
  padding: 5px 0 4px 20px;
  border-bottom: 1px solid #eee; }

.jp-playlist li div {
  display: inline; }

/* Note that the first-child (IE6) and last-child (IE6/7/8) selectors do not work on IE */
div.jp-type-playlist div.jp-playlist li:last-child {
  padding: 5px 0 5px 20px;
  border-bottom: none; }

div.jp-type-playlist div.jp-playlist li.jp-playlist-current {
  list-style-type: square;
  list-style-position: inside;
  padding-left: 7px; }

div.jp-type-playlist div.jp-playlist a {
  color: #333;
  text-decoration: none; }

div.jp-type-playlist div.jp-playlist a:hover {
  color: #0d88c1; }

div.jp-type-playlist div.jp-playlist a.jp-playlist-current {
  color: #0d88c1; }

div.jp-type-playlist div.jp-playlist a.jp-playlist-item-remove {
  float: right;
  display: inline;
  text-align: right;
  margin-right: 10px;
  font-weight: bold;
  color: #666; }

div.jp-type-playlist div.jp-playlist a.jp-playlist-item-remove:hover {
  color: #0d88c1; }

div.jp-type-playlist div.jp-playlist span.jp-free-media {
  float: right;
  display: inline;
  text-align: right;
  margin-right: 10px; }

div.jp-type-playlist div.jp-playlist span.jp-free-media a {
  color: #666; }

div.jp-type-playlist div.jp-playlist span.jp-free-media a:hover {
  color: #0d88c1; }

span.jp-artist {
  font-size: .8em;
  color: #666; }

/* @end */

/* new_학습가이드 */
.blind { 
    overflow:hidden;
    position:absolute;
    width:1px;
    height: 1px;
    margin: -1px
    clip: rect(0 0 0 0);
}

:focus-visible {
    outline: none;
    box-shadow: 0 0 2px 2px #51a7e8;
    color: lime;
}

input,button:focus  { 
    color: lime; /* keyboard-only focus styles */
} 

.ebutton {
    background-color: transparent;
    border:0;
    padding: 6px;
    color:#fff;
    cursor: pointer;
}

#Overlay {
    position: absolute;
    z-index: 150;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0,0,0,.75);
    display: none;
    backdrop-filter: blur(.1em); /* Maybe no */
}

[role="dialog"] {
    position: absolute;
    z-index: 200;
    top: 23vh;
    bottom: 10vh;
    left: 10vw;
    right: 10vw;
    width: 850px;
    height: 500px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
    box-shadow: 0 0 2em rgba(0,0,0,.5);
    background: #fefefe;
    padding: 0;
    visibility: visible;
}

@media (prefers-reduced-motion: no-preference) {
    [role="dialog"] {
    transition: transform .1s ease-in, opacity .2s ease-in;
  }
}

[role="dialog"][hidden] {
    display: block;
    visibility: hidden;
    transform: scale(.5);
    opacity: .6;
}

[role="dialog"] h2 {
    margin: .2em;
    padding: .5rem 1.25rem;
    background: #333;
    color: #fefefe;
}

[role="dialog"] button {
    float: right;
    margin: -1.8rem 1rem 0 0;
    padding: 0;
    text-indent: 5em;
    line-height: 0;
    font: inherit;
    background: transparent;
    border: none;
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    overflow: hidden;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0  1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23fff'/%3E%3C/svg%3E");
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
}

[role="dialog"] button:focus, [role="dialog"] button:hover {
    background: #fff;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0   1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23000'/%3E%3C/svg%3E");
    box-shadow: -.1em -.1em 0 rgba(255,255,255,1), .1em -.1em 0 rgba(255,255,255,1), -.1em .1em 0 rgba(255,255,255,1), .1em .1em 0 rgba(255,255,255,1);
}

[role="dialog"] div[role=document] {
    display: inline;
}

[role="dialog"] div[role=document] div {
    box-sizing: border-box;
    height: calc(100% - 2.5rem);
    padding: .8rem 1.25rem;
}

.tab.list{height:160px}
.tab.list ul{position:relative;margin:0;padding:0;list-style:none;font-family: 'Nanum Gothic', sans-serif;font-size:14px;*zoom:1;}
.tab.list ul:after{content:"";display:block;clear:both}
.tab.list li{float:left;margin-bottom:-1px; margin: 0.2%; padding: 0px; width: 24.6%;}
.tab.list li a{position:relative;float:left;text-decoration:none;background:#333;color:#fff;width: 100%; border-top-left-radius: 20px; border-bottom-left-radius: 20px; border-bottom-right-radius: 20px;}
.tab.list li a span{display:inline-block;padding:10px 25px 10px 15px;letter-spacing:-1px;cursor:pointer}
.tab.list li ul{width:100%;position:absolute;top:30px;left:0;list-style:none;border:0;margin:0;padding:0;*zoom:1}
.tab.list li ul:after{content:"";display:block;clear:both}
.tab.list li li{float:none;position:relative;margin:0 0 8px 0;color:#999}
.tab.list li li a{float:none;padding:0;margin:0;border:0 !important;color:#666 !important;font-weight:normal;background:transparent;letter-spacing:normal}
.tab.list li li a:hover,
.tab.list li li a:active,
.tab.list li li a:focus{color:#000 !important;text-decoration:underline}
.tab.list li li time,
.tab.list li li .time{position:absolute;top:0;right:0;color:#767676}
.tab.list li li.more{position:absolute;top:-30px;right:0;border:0 !important;background:transparent}
.tab.list li.active a{margin-top:-1px;background:#333;color:yellow}
.tab.list li.active a span{padding-top:7px;font-weight:bold}

.tab.list .map {width: 100%; counter-reset:aaa;}
.tab.list .map ul li {
    float: left;
    width: 33%;
	height: 60px;
    margin: 1px;
    background: #eae8e8;  
    box-sizing: border-box;
    color: #333;
    font-size: 13px;
	line-height: 16px;
	counter-reset: bbb;
	position: relative;
	padding: 10px  0 0 70px
}

.tab.list .map ul li::before {
    counter-increment: aaa 1;
    content: "제" counter(aaa) "차시";
    font-family: "나눔 고딕", Tahoma, Geneva, sans-serif;
    color: rgb(169, 0, 0);
    display: inline-block;
    position: absolute;
    top: 10px;
    left: 10px;
}

 .tab.list .professor {
    background: url(../img/gu_img1.png) no-repeat 90px 20px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .professor ul  {
	padding-left: 450px;
}

 .tab.list .professor ul li {
 	width: 100%;
}

.tab.list .professor ul h3 {
    color: #333;
    font-size: 16px;
	padding: 0 0 20px 0
}

.tab.list .professor ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

.tab.list .infoimg {
    position: absolute;
    top: 30px;
    left: 110px;   
}

 .tab.list .window {
    background: url(../img/gu_img2.png) no-repeat 60px 40px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .window ul  {
	padding-left: 450px;
}

.tab.list .window ul h3 {
    color: #333;
    font-size: 16px;
	line-height: 1.2;
	padding: 0 0 20px 0
}

.tab.list .window ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

 .tab.list .window ul li {
 	width: 100%;
}

 .tab.list i {
 	padding-right: 5px
}

 .tab.list i {
 	padding-right: 5px
}
.jp-video-play {
  width: 100%;
  overflow: hidden;
  /* Important for nested negative margins to work in modern browsers */
  cursor: pointer;
  background-color: transparent;
  /* Makes IE9 work with the active area over the whole video area. IE6/7/8 only have the button as active area. */ }

.jp-video-270p .jp-video-play {
  margin-top: -270px;
  height: 270px; }

.jp-video-360p .jp-video-play {
  margin-top: -360px;
  height: 360px; }
.jp-video-100p .jp-video-play {
  margin-top: -563px;
  height: 563px; }
.jp-video-full .jp-video-play {
  height: 100%; }

.jp-video-play-icon {
  position: relative;
  display: block;
  width: 112px;
  height: 100px;
  margin-left: -56px;
  margin-top: -50px;
  left: 50%;
  top: 50%;
  background: url("../play_img/jplayer.blue.monday.video.play.png") 0 0 no-repeat;
  text-indent: -9999px;
  border: none;
  cursor: pointer; }

.jp-video-play-icon:focus {
  background: url("../play_img/jplayer.blue.monday.video.play.png") 0 -100px no-repeat; }

.jp-jplayer audio,
.jp-jplayer {
  width: 0px;
  height: 0px; }

/* @group TOGGLES */
/* The audio toggles are nested inside jp-time-holder */
.jp-toggles {
  padding: 0;
  margin: 0 auto;
  overflow: hidden; }

.jp-audio .jp-type-single .jp-toggles {
  width: 25px; }

.jp-audio .jp-type-playlist .jp-toggles {
  width: 55px;
  margin: 0;
  position: absolute;
  left: 325px;
  top: 50px; }

.jp-video .jp-toggles {
  width: 70px; display:block; float:left }

.jp-toggles button {
  display: block;
  float: left;
  width: 25px;
  height: 18px;
  text-indent: -9999px;
  line-height: 100%;
  /* need this for IE6 */
  border: none;
  cursor: pointer; }

.jp-full-screen {
  background: url("../play_img/jplayer_blue.png") 0 -310px no-repeat;
  margin-left: 10px; }

.jp-full-screen:focus {
  background: url("../play_img/jplayer_blue.png") -30px -310px no-repeat; }

.jp-state-full-screen .jp-full-screen {
  background: url("../play_img/jplayer_blue.png") -60px -310px no-repeat; }

.jp-state-full-screen .jp-full-screen:focus {
  background: url("../play_img/jplayer_blue.png") -90px -310px no-repeat; }
  
  
  
 /*html용 풀스크린 */ 
  .jp-full-screen2 {
  background: url("../play_img/jplayer_blue.png") 0 -310px no-repeat;
  margin-left: 10px; }

.jp-full-screen2:focus {
  background: url("../play_img/jplayer_blue.png") -30px -310px no-repeat; }

.jp-state-full-screen .jp-full-screen2 {
  background: url("../play_img/jplayer_blue.png") -60px -310px no-repeat; }

.jp-state-full-screen .jp-full-screen2:focus {
  background: url("../play_img/jplayer_blue.png") -90px -310px no-repeat; }
  
  
  

.jp-repeat {
  background: url("../play_img/jplayer_blue.png") 0 -290px no-repeat; }

.jp-repeat:focus {
  background: url("../play_img/jplayer_blue.png") -30px -290px no-repeat; }

.jp-state-looped .jp-repeat {
  background: url("../play_img/jplayer_blue.png") -60px -290px no-repeat; }

.jp-state-looped .jp-repeat:focus {
  background: url("../play_img/jplayer_blue.png") -90px -290px no-repeat; }

.jp-shuffle {
  background: url("../play_img/jplayer.blue.monday.jpg") 0 -270px no-repeat;
  margin-left: 5px; }

.jp-shuffle:focus {
  background: url("../play_img/jplayer.blue.monday.jpg") -30px -270px no-repeat; }

.jp-state-shuffled .jp-shuffle {
  background: url("../play_img/jplayer.blue.monday.jpg") -60px -270px no-repeat; }

.jp-state-shuffled .jp-shuffle:focus {
  background: url("../play_img/jplayer.blue.monday.jpg") -90px -270px no-repeat; }

/* @end */

/* new_학습가이드 */
.blind { 
    overflow:hidden;
    position:absolute;
    width:1px;
    height: 1px;
    margin: -1px
    clip: rect(0 0 0 0);
}

:focus-visible {
    outline: none;
    box-shadow: 0 0 2px 2px #51a7e8;
    color: lime;
}

input,button:focus  { 
    color: lime; /* keyboard-only focus styles */
} 

.ebutton {
    background-color: transparent;
    border:0;
    padding: 6px;
    color:#fff;
    cursor: pointer;
}

#Overlay {
    position: absolute;
    z-index: 150;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0,0,0,.75);
    display: none;
    backdrop-filter: blur(.1em); /* Maybe no */
}

[role="dialog"] {
    position: absolute;
    z-index: 200;
    top: 23vh;
    bottom: 10vh;
    left: 10vw;
    right: 10vw;
    width: 850px;
    height: 500px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
    box-shadow: 0 0 2em rgba(0,0,0,.5);
    background: #fefefe;
    padding: 0;
    visibility: visible;
}

@media (prefers-reduced-motion: no-preference) {
    [role="dialog"] {
    transition: transform .1s ease-in, opacity .2s ease-in;
  }
}

[role="dialog"][hidden] {
    display: block;
    visibility: hidden;
    transform: scale(.5);
    opacity: .6;
}

[role="dialog"] h2 {
    margin: .2em;
    padding: .5rem 1.25rem;
    background: #333;
    color: #fefefe;
}

[role="dialog"] button {
    float: right;
    margin: -1.8rem 1rem 0 0;
    padding: 0;
    text-indent: 5em;
    line-height: 0;
    font: inherit;
    background: transparent;
    border: none;
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    overflow: hidden;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0  1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23fff'/%3E%3C/svg%3E");
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
}

[role="dialog"] button:focus, [role="dialog"] button:hover {
    background: #fff;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0   1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23000'/%3E%3C/svg%3E");
    box-shadow: -.1em -.1em 0 rgba(255,255,255,1), .1em -.1em 0 rgba(255,255,255,1), -.1em .1em 0 rgba(255,255,255,1), .1em .1em 0 rgba(255,255,255,1);
}

[role="dialog"] div[role=document] {
    display: inline;
}

[role="dialog"] div[role=document] div {
    box-sizing: border-box;
    height: calc(100% - 2.5rem);
    padding: .8rem 1.25rem;
}

.tab.list{height:160px}
.tab.list ul{position:relative;margin:0;padding:0;list-style:none;font-family: 'Nanum Gothic', sans-serif;font-size:14px;*zoom:1;}
.tab.list ul:after{content:"";display:block;clear:both}
.tab.list li{float:left;margin-bottom:-1px; margin: 0.2%; padding: 0px; width: 24.6%;}
.tab.list li a{position:relative;float:left;text-decoration:none;background:#333;color:#fff;width: 100%; border-top-left-radius: 20px; border-bottom-left-radius: 20px; border-bottom-right-radius: 20px;}
.tab.list li a span{display:inline-block;padding:10px 25px 10px 15px;letter-spacing:-1px;cursor:pointer}
.tab.list li ul{width:100%;position:absolute;top:30px;left:0;list-style:none;border:0;margin:0;padding:0;*zoom:1}
.tab.list li ul:after{content:"";display:block;clear:both}
.tab.list li li{float:none;position:relative;margin:0 0 8px 0;color:#999}
.tab.list li li a{float:none;padding:0;margin:0;border:0 !important;color:#666 !important;font-weight:normal;background:transparent;letter-spacing:normal}
.tab.list li li a:hover,
.tab.list li li a:active,
.tab.list li li a:focus{color:#000 !important;text-decoration:underline}
.tab.list li li time,
.tab.list li li .time{position:absolute;top:0;right:0;color:#767676}
.tab.list li li.more{position:absolute;top:-30px;right:0;border:0 !important;background:transparent}
.tab.list li.active a{margin-top:-1px;background:#333;color:yellow}
.tab.list li.active a span{padding-top:7px;font-weight:bold}

.tab.list .map {width: 100%; counter-reset:aaa;}
.tab.list .map ul li {
    float: left;
    width: 33%;
	height: 60px;
    margin: 1px;
    background: #eae8e8;  
    box-sizing: border-box;
    color: #333;
    font-size: 13px;
	line-height: 16px;
	counter-reset: bbb;
	position: relative;
	padding: 10px  0 0 70px
}

.tab.list .map ul li::before {
    counter-increment: aaa 1;
    content: "제" counter(aaa) "차시";
    font-family: "나눔 고딕", Tahoma, Geneva, sans-serif;
    color: rgb(169, 0, 0);
    display: inline-block;
    position: absolute;
    top: 10px;
    left: 10px;
}

 .tab.list .professor {
    background: url(../img/gu_img1.png) no-repeat 90px 20px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .professor ul  {
	padding-left: 450px;
}

 .tab.list .professor ul li {
 	width: 100%;
}

.tab.list .professor ul h3 {
    color: #333;
    font-size: 16px;
	padding: 0 0 20px 0
}

.tab.list .professor ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

.tab.list .infoimg {
    position: absolute;
    top: 30px;
    left: 110px;   
}

 .tab.list .window {
    background: url(../img/gu_img2.png) no-repeat 60px 40px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .window ul  {
	padding-left: 450px;
}

.tab.list .window ul h3 {
    color: #333;
    font-size: 16px;
	line-height: 1.2;
	padding: 0 0 20px 0
}

.tab.list .window ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

 .tab.list .window ul li {
 	width: 100%;
}

 .tab.list i {
 	padding-right: 5px
}

 .tab.list i {
 	padding-right: 5px
}
/* @group NO SOLUTION error feedback */
.jp-no-solution {
  padding: 5px;
  font-size: .8em;
  background-color: #eee;
  border: 2px solid #009be3;
  color: #000;
  display: none; }

.jp-no-solution a {
  color: #000; }

.jp-no-solution span {
  font-size: 1em;
  display: block;
  text-align: center;
  font-weight: bold; }



 .jp-toggles .jp-full-screen { display:none\9; }
 .jp-toggles .jp-full-screen2 { display:none\9; }

/* @end */

/* new_학습가이드 */
.blind { 
    overflow:hidden;
    position:absolute;
    width:1px;
    height: 1px;
    margin: -1px
    clip: rect(0 0 0 0);
}

:focus-visible {
    outline: none;
    box-shadow: 0 0 2px 2px #51a7e8;
    color: lime;
}

input,button:focus  { 
    color: lime; /* keyboard-only focus styles */
} 

.ebutton {
    background-color: transparent;
    border:0;
    padding: 6px;
    color:#fff;
    cursor: pointer;
}

#Overlay {
    position: absolute;
    z-index: 150;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(0,0,0,.75);
    display: none;
    backdrop-filter: blur(.1em); /* Maybe no */
}

[role="dialog"] {
    position: absolute;
    z-index: 200;
    top: 23vh;
    bottom: 10vh;
    left: 10vw;
    right: 10vw;
    width: 850px;
    height: 500px;
    margin-left: auto;
    margin-right: auto;
    overflow: hidden;
    box-shadow: 0 0 2em rgba(0,0,0,.5);
    background: #fefefe;
    padding: 0;
    visibility: visible;
}

@media (prefers-reduced-motion: no-preference) {
    [role="dialog"] {
    transition: transform .1s ease-in, opacity .2s ease-in;
  }
}

[role="dialog"][hidden] {
    display: block;
    visibility: hidden;
    transform: scale(.5);
    opacity: .6;
}

[role="dialog"] h2 {
    margin: .2em;
    padding: .5rem 1.25rem;
    background: #333;
    color: #fefefe;
}

[role="dialog"] button {
    float: right;
    margin: -1.8rem 1rem 0 0;
    padding: 0;
    text-indent: 5em;
    line-height: 0;
    font: inherit;
    background: transparent;
    border: none;
    border-radius: 50%;
    width: 1.5em;
    height: 1.5em;
    overflow: hidden;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0  1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23fff'/%3E%3C/svg%3E");
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: 50%;
}

[role="dialog"] button:focus, [role="dialog"] button:hover {
    background: #fff;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 0a50 50 0 1 0 0 100A50 50 0 0 0 50 0zm26.6 76.6a37.5 37.5 0 0   1-53.2 0 37.5 37.5 0 0 1 0-53.2 37.5 37.5 0 0 1 53.2 0 37.5 37.5 0 0 1 0 53.2zm-7.3-45.9a6.6 6.6 0 0 0-9.3 0l-10 10-10-10a6.6 6.6 0 0 0-9.3 9.3l10 10-10 10a6.6 6.6 0 1 0 9.3 9.3l10-10 10 10a6.6 6.6 0 0 0 9.3 0 6.6 6.6 0 0 0  0-9.3l-10-10 10-10a6.6 6.6 0 0 0 0-9.3z' fill='%23000'/%3E%3C/svg%3E");
    box-shadow: -.1em -.1em 0 rgba(255,255,255,1), .1em -.1em 0 rgba(255,255,255,1), -.1em .1em 0 rgba(255,255,255,1), .1em .1em 0 rgba(255,255,255,1);
}

[role="dialog"] div[role=document] {
    display: inline;
}

[role="dialog"] div[role=document] div {
    box-sizing: border-box;
    height: calc(100% - 2.5rem);
    padding: .8rem 1.25rem;
}

.tab.list{height:160px}
.tab.list ul{position:relative;margin:0;padding:0;list-style:none;font-family: 'Nanum Gothic', sans-serif;font-size:14px;*zoom:1;}
.tab.list ul:after{content:"";display:block;clear:both}
.tab.list li{float:left;margin-bottom:-1px; margin: 0.2%; padding: 0px; width: 24.6%;}
.tab.list li a{position:relative;float:left;text-decoration:none;background:#333;color:#fff;width: 100%; border-top-left-radius: 20px; border-bottom-left-radius: 20px; border-bottom-right-radius: 20px;}
.tab.list li a span{display:inline-block;padding:10px 25px 10px 15px;letter-spacing:-1px;cursor:pointer}
.tab.list li ul{width:100%;position:absolute;top:30px;left:0;list-style:none;border:0;margin:0;padding:0;*zoom:1}
.tab.list li ul:after{content:"";display:block;clear:both}
.tab.list li li{float:none;position:relative;margin:0 0 8px 0;color:#999}
.tab.list li li a{float:none;padding:0;margin:0;border:0 !important;color:#666 !important;font-weight:normal;background:transparent;letter-spacing:normal}
.tab.list li li a:hover,
.tab.list li li a:active,
.tab.list li li a:focus{color:#000 !important;text-decoration:underline}
.tab.list li li time,
.tab.list li li .time{position:absolute;top:0;right:0;color:#767676}
.tab.list li li.more{position:absolute;top:-30px;right:0;border:0 !important;background:transparent}
.tab.list li.active a{margin-top:-1px;background:#333;color:yellow}
.tab.list li.active a span{padding-top:7px;font-weight:bold}

.tab.list .map {width: 100%; counter-reset:aaa;}
.tab.list .map ul li {
    float: left;
    width: 33%;
	height: 60px;
    margin: 1px;
    background: #eae8e8;  
    box-sizing: border-box;
    color: #333;
    font-size: 13px;
	line-height: 16px;
	counter-reset: bbb;
	position: relative;
	padding: 10px  0 0 70px
}

.tab.list .map ul li::before {
    counter-increment: aaa 1;
    content: "제" counter(aaa) "차시";
    font-family: "나눔 고딕", Tahoma, Geneva, sans-serif;
    color: rgb(169, 0, 0);
    display: inline-block;
    position: absolute;
    top: 10px;
    left: 10px;
}

 .tab.list .professor {
    background: url(../img/gu_img1.png) no-repeat 90px 20px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .professor ul  {
	padding-left: 450px;
}

 .tab.list .professor ul li {
 	width: 100%;
}

.tab.list .professor ul h3 {
    color: #333;
    font-size: 16px;
	padding: 0 0 20px 0
}

.tab.list .professor ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

.tab.list .infoimg {
    position: absolute;
    top: 30px;
    left: 110px;   
}

 .tab.list .window {
    background: url(../img/gu_img2.png) no-repeat 60px 40px;
	overflow: hidden;
	width: 100%;
	height: 300px;
	box-sizing: border-box;
	margin-top: 30px;
}

 .tab.list .window ul  {
	padding-left: 450px;
}

.tab.list .window ul h3 {
    color: #333;
    font-size: 16px;
	line-height: 1.2;
	padding: 0 0 20px 0
}

.tab.list .window ul li strong {
	display: inline-block;
    background: #a90000;
    padding: 7px;
    color: #fff;
    border-radius: 6px
}

 .tab.list .window ul li {
 	width: 100%;
}

 .tab.list i {
 	padding-right: 5px
}

 .tab.list i {
 	padding-right: 5px
}