html, body {width:100%; height:100%; min-height:100%; position:relative;}

body {background:url(./img/bg.png) #fff; overflow:auto; margin:0; font:14px/1.5 Arial; color:#555}
	#wrapper	{
	position:absolute; 
	top:0; left:0; right:0;bottom:0;
	margin:auto;
	padding:50px 250px 8px 8px; -moz-box-sizing:border-box; box-sizing:border-box; border:1px solid #55aaff; background:#fff; border:1px solid #ccc; border-radius:4px; box-shadow:1px 1px 3px #ddd}

		#title	{position:absolute; top:8px; left:8px; right:8px; overflow:hidden; height:30px; color:#333; padding-left:25px; font-size:20px; font-weight:bold; text-shadow:0 1px 0 #ccc; border-bottom:1px solid #ccc; background:url(img/title.jpg) left no-repeat}

		#media	{background:#fff; box-shadow:0 0 2px #333}
		#player {background:#000; position:absolute; top:0; left:0; bottom:0; right:0}

		#index	{position:absolute; overflow:hidden; width:224px; right:8px; top:50px; bottom:8px; min-height:250px; overflow:hidden; background:url(img/main.jpg) bottom right no-repeat}

			#index #author img {border:1px solid #ccc; padding:1px; margin-bottom:10px}

			#index ul {width:224px; line-height:2; margin:0; padding:0; color:#333; list-style:none; font-size:12px; overflow:auto; position:absolute; top:140px; bottom:5px}

				#index .idx			{white-space:nowrap; text-overflow:ellipsis; overflow:hidden; padding-left:5px; cursor:pointer; border:1px solid transparent}
				#index .indent		{padding-left:20px}
					#index .duration{float:right; vertical-align:middle; margin:0 5px; font-size:12px; color:#aaa}

				#index .idx:hover,
				#index .curr:hover	{color:#f00; background:#def; border:1px solid transparent}

				#index .curr		{background:#ff9; border:1px solid #333}

.hint {font-size:10px; font-weight:normal}

a		  {cursor:pointer; color:#06f; text-decoration:none}
a:visited {}
a:hover	  {color:#ff4500; text-decoration:none}
a:active  {color:#06f}
a:focus	  {color:#f00}

.clearfix {*zoom:1;}
.clearfix:before,.clearfix:after {display:table; content:""; line-height:0}
.clearfix:after {clear:both}

.hide-text {font:0/0 a; color:transparent; text-shadow:none; background-color:transparent; border:0}
.input-block-level {display:block; width:100%; min-height:30px; box-sizing:border-box}

.pull-right {float:right}
.pull-left	{float:left}

.btn {
  display: inline-block;
  *display: inline;
  /* IE7 inline-block hack */

  *zoom: 1;
  padding: 4px 12px;
  margin-bottom: 0;
  font-size: 13px;
  line-height: 20px;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
  color: #333333;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.75);
  background-color: #f5f5f5;
  background-image: -moz-linear-gradient(top, #ffffff, #e6e6e6);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#ffffff), to(#e6e6e6));
  background-image: -webkit-linear-gradient(top, #ffffff, #e6e6e6);
  background-image: -o-linear-gradient(top, #ffffff, #e6e6e6);
  background-image: linear-gradient(to bottom, #ffffff, #e6e6e6);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#ffe6e6e6', GradientType=0);
  border-color: #e6e6e6 #e6e6e6 #bfbfbf;
  border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
  *background-color: #e6e6e6;
  /* Darken IE7 buttons by default so they stand out more given they won't have borders */

  filter: progid:DXImageTransform.Microsoft.gradient(enabled = false);
  border: 1px solid #cccccc;
  *border: 0;
  border-bottom-color: #b3b3b3;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
  *margin-left: .3em;
  -webkit-box-shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 1px 2px rgba(0,0,0,.05);
  -moz-box-shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 1px 2px rgba(0,0,0,.05);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.2), 0 1px 2px rgba(0,0,0,.05);
}
.btn:hover,
.btn:focus,
.btn:active,
.btn.active,
.btn.disabled,
.btn[disabled] {
  color: #333333;
  background-color: #e6e6e6;
  *background-color: #d9d9d9;
}
.btn:active,
.btn.active {
  background-color: #cccccc \9;
}
.btn:first-child {
  *margin-left: 0;
}
.btn:hover,
.btn:focus {
  color: #333333;
  text-decoration: none;
  background-position: 0 -15px;
  -webkit-transition: background-position 0.1s linear;
  -moz-transition: background-position 0.1s linear;
  -o-transition: background-position 0.1s linear;
  transition: background-position 0.1s linear;
}
.btn:focus {
  outline: thin dotted #333;
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}
.btn.active,
.btn:active {
  background-image: none;
  outline: 0;
  -webkit-box-shadow: inset 0 2px 4px rgba(0,0,0,.15), 0 1px 2px rgba(0,0,0,.05);
  -moz-box-shadow: inset 0 2px 4px rgba(0,0,0,.15), 0 1px 2px rgba(0,0,0,.05);
  box-shadow: inset 0 2px 4px rgba(0,0,0,.15), 0 1px 2px rgba(0,0,0,.05);
}
.btn.disabled,
.btn[disabled] {
  cursor: default;
  background-image: none;
  opacity: 0.65;
  filter: alpha(opacity=65);
  -webkit-box-shadow: none;
  -moz-box-shadow: none;
  box-shadow: none;
}
.btn-large {
  padding: 11px 19px;
  font-size: 16.25px;
  -webkit-border-radius: 6px;
  -moz-border-radius: 6px;
  border-radius: 6px;
}
.btn-large [class^="icon-"],
.btn-large [class*=" icon-"] {
  margin-top: 4px;
}
.btn-small {
  padding: 2px 10px;
  font-size: 11.049999999999999px;
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  border-radius: 3px;
}
.btn-small [class^="icon-"],
.btn-small [class*=" icon-"] {
  margin-top: 0;
}
.btn-mini [class^="icon-"],
.btn-mini [class*=" icon-"] {
  margin-top: -1px;
}
.btn-mini {
  padding: 0 6px;
  font-size: 10.5px;
  -webkit-border-radius: 3px;
  -moz-border-radius: 3px;
  border-radius: 3px;
}

.btn-primary.active,
.btn-warning.active,
.btn-danger.active,
.btn-success.active,
.btn-info.active,
.btn-inverse.active {
  color: rgba(255, 255, 255, 0.75);
}
.btn-primary {
  color: #ffffff;
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
  background-color: #006dcc;
  background-image: -moz-linear-gradient(top, #0088cc, #0044cc);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#0088cc), to(#0044cc));
  background-image: -webkit-linear-gradient(top, #0088cc, #0044cc);
  background-image: -o-linear-gradient(top, #0088cc, #0044cc);
  background-image: linear-gradient(to bottom, #0088cc, #0044cc);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff0088cc', endColorstr='#ff0044cc', GradientType=0);
  border-color: #0044cc #0044cc #002a80;
  border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
  *background-color: #0044cc;
  /* Darken IE7 buttons by default so they stand out more given they won't have borders */

  filter: progid:DXImageTransform.Microsoft.gradient(enabled = false);
}
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active,
.btn-primary.active,
.btn-primary.disabled,
.btn-primary[disabled] {
  color: #ffffff;
  background-color: #0044cc;
  *background-color: #003bb3;
}
.btn-primary:active,
.btn-primary.active {
  background-color: #003399 \9;
}
.btn-warning {
  color: #ffffff;
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
  background-color: #faa732;
  background-image: -moz-linear-gradient(top, #fbb450, #f89406);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#fbb450), to(#f89406));
  background-image: -webkit-linear-gradient(top, #fbb450, #f89406);
  background-image: -o-linear-gradient(top, #fbb450, #f89406);
  background-image: linear-gradient(to bottom, #fbb450, #f89406);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#fffbb450', endColorstr='#fff89406', GradientType=0);
  border-color: #f89406 #f89406 #ad6704;
  border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
  *background-color: #f89406;
  /* Darken IE7 buttons by default so they stand out more given they won't have borders */

  filter: progid:DXImageTransform.Microsoft.gradient(enabled = false);
}
.btn-warning:hover,
.btn-warning:focus,
.btn-warning:active,
.btn-warning.active,
.btn-warning.disabled,
.btn-warning[disabled] {
  color: #ffffff;
  background-color: #f89406;
  *background-color: #df8505;
}
.btn-warning:active,
.btn-warning.active {
  background-color: #c67605 \9;
}
.btn-danger {
  color: #ffffff;
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
  background-color: #da4f49;
  background-image: -moz-linear-gradient(top, #ee5f5b, #bd362f);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#ee5f5b), to(#bd362f));
  background-image: -webkit-linear-gradient(top, #ee5f5b, #bd362f);
  background-image: -o-linear-gradient(top, #ee5f5b, #bd362f);
  background-image: linear-gradient(to bottom, #ee5f5b, #bd362f);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffee5f5b', endColorstr='#ffbd362f', GradientType=0);
  border-color: #bd362f #bd362f #802420;
  border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
  *background-color: #bd362f;
  /* Darken IE7 buttons by default so they stand out more given they won't have borders */

  filter: progid:DXImageTransform.Microsoft.gradient(enabled = false);
}
.btn-danger:hover,
.btn-danger:focus,
.btn-danger:active,
.btn-danger.active,
.btn-danger.disabled,
.btn-danger[disabled] {
  color: #ffffff;
  background-color: #bd362f;
  *background-color: #a9302a;
}
.btn-danger:active,
.btn-danger.active {
  background-color: #942a25 \9;
}
.btn-success {
  color: #ffffff;
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
  background-color: #5bb75b;
  background-image: -moz-linear-gradient(top, #62c462, #51a351);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#62c462), to(#51a351));
  background-image: -webkit-linear-gradient(top, #62c462, #51a351);
  background-image: -o-linear-gradient(top, #62c462, #51a351);
  background-image: linear-gradient(to bottom, #62c462, #51a351);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff62c462', endColorstr='#ff51a351', GradientType=0);
  border-color: #51a351 #51a351 #387038;
  border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
  *background-color: #51a351;
  /* Darken IE7 buttons by default so they stand out more given they won't have borders */

  filter: progid:DXImageTransform.Microsoft.gradient(enabled = false);
}
.btn-success:hover,
.btn-success:focus,
.btn-success:active,
.btn-success.active,
.btn-success.disabled,
.btn-success[disabled] {
  color: #ffffff;
  background-color: #51a351;
  *background-color: #499249;
}
.btn-success:active,
.btn-success.active {
  background-color: #408140 \9;
}
.btn-info {
  color: #ffffff;
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
  background-color: #49afcd;
  background-image: -moz-linear-gradient(top, #5bc0de, #2f96b4);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#5bc0de), to(#2f96b4));
  background-image: -webkit-linear-gradient(top, #5bc0de, #2f96b4);
  background-image: -o-linear-gradient(top, #5bc0de, #2f96b4);
  background-image: linear-gradient(to bottom, #5bc0de, #2f96b4);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff5bc0de', endColorstr='#ff2f96b4', GradientType=0);
  border-color: #2f96b4 #2f96b4 #1f6377;
  border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
  *background-color: #2f96b4;
  /* Darken IE7 buttons by default so they stand out more given they won't have borders */

  filter: progid:DXImageTransform.Microsoft.gradient(enabled = false);
}
.btn-info:hover,
.btn-info:focus,
.btn-info:active,
.btn-info.active,
.btn-info.disabled,
.btn-info[disabled] {
  color: #ffffff;
  background-color: #2f96b4;
  *background-color: #2a85a0;
}
.btn-info:active,
.btn-info.active {
  background-color: #24748c \9;
}
.btn-inverse {
  color: #ffffff;
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
  background-color: #363636;
  background-image: -moz-linear-gradient(top, #444444, #222222);
  background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#444444), to(#222222));
  background-image: -webkit-linear-gradient(top, #444444, #222222);
  background-image: -o-linear-gradient(top, #444444, #222222);
  background-image: linear-gradient(to bottom, #444444, #222222);
  background-repeat: repeat-x;
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ff444444', endColorstr='#ff222222', GradientType=0);
  border-color: #222222 #222222 #000000;
  border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
  *background-color: #222222;
  /* Darken IE7 buttons by default so they stand out more given they won't have borders */

  filter: progid:DXImageTransform.Microsoft.gradient(enabled = false);
}

.alert {
  padding: 8px 35px 8px 14px;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.5);
  background-color: #fcf8e3;
  border: 1px solid #fbeed5;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
}
.alert,
.alert h4 {
  color: #c09853;
}
.alert h4 {
  margin: 0;
}
.alert .close {
  position: relative;
  top: -2px;
  right: -21px;
  line-height: 20px;
}
.alert-success {
  background-color: #dff0d8;
  border-color: #d6e9c6;
  color: #468847;
}
.alert-success h4 {
  color: #468847;
}
.alert-danger,
.alert-error {
  background-color: #f2dede;
  border-color: #eed3d7;
  color: #b94a48;
}
.alert-danger h4,
.alert-error h4 {
  color: #b94a48;
}
.alert-info {
  background-color: #d9edf7;
  border-color: #bce8f1;
  color: #3a87ad;
}
.alert-info h4 {
  color: #3a87ad;
}
.alert-block {
  padding-top: 14px;
  padding-bottom: 14px;
}
.alert-block > p,
.alert-block > ul {
  margin-bottom: 0;
}
.alert-block p + p {
  margin-top: 5px;
}



#wrapper, #noSupportVideo	{display:none}
#noSupportVideo	{margin:60px 0; text-align:center;font-size:14px}
#seekholder {position:absolute}

/* quiz */

.quiz.minimize	{display:none; transition: display transform .5s;}
.quiz-mask		{position:absolute; top:0; left:0; width:100%; height:100%; z-index:99; background-color:rgba(0,0,0, .5)}

.quiz {box-sizing:border-box; position:absolute; top:10px; left:50%; width:640px; margin-left:-320px; max-height:360px; padding:1%; overflow:auto; z-index:100; text-align:left; background-color:#fff; box-shadow:0 0 4px #000}

	.quiz .subject	{padding:1% 2%; border:1px solid #ccc; border-radius:4px; box-shadow:0 0 4px #ccc}
	.quiz .answer	{margin-top:1%}

	.quiz .explain	{display:none; margin-top:1%}
	.quiz .explain img	{height:auto !important; width:auto !important}

		.quiz .explain .rightAnswer, .quiz .explain .wrongAnswer {white-space:nowrap; overflow:hidden; text-overflow:ellipsis; margin-bottom:1%}

		.quiz .explain .rightAnswer {color:#54a954}
		.quiz .explain .wrongAnswer {color:#f00}

	.quiz ul	{padding:0; margin:0}
	.quiz ul li	{list-style-type:none;}

	.quiz.selection .answer  .item input	{float:left; margin:4px 5px 0 0}
	.quiz.selection .answer  .item .q		{overflow:hidden}

		.quiz ul li label {padding:.6%; display:inline-block; font-size:inherit;}


			.quiz ul li input		{margin:0}

	.quiz .panel {margin-top:1%; text-align:right}
	.quiz .panel button {margin-left:10px}




.maxbtn {opacity:.8; position:absolute; top:5px; left:5px; z-index:999}

.single-line li {display:inline-block; vertical-align:top; margin-right:20px}
.single-line li .q {white-space:nowrap}
