/*开始学习页面*/
.wrapper {
	width: 100%;
	max-width: 1024px;
	height: 704px;
	margin: 0 auto;
	background: url("../img/wrapper_bg.jpg") center 0 no-repeat;
	position: relative;
}

.content {
	width: 611px;
	height: 385px;
	position: absolute;
	left: 50%;
	top: 50%;
	margin-left: -305.5px;
	margin-top: -192.5px;
	background: url("../img/laptop_pic.png") center center no-repeat;
}

.course-name {
	width: 470px;
	height: 148px;
	margin: 87px auto 0;
}

.course-name h1 {
	width: 100%;
	/* height: 54px; */
	line-height: 54px;
	color: #FFF;
	font-size: 3.4em;
	text-align: center;
	padding-top: 25px;
}

.course-name h3 {
	color: #FFF;
	font-size: 2em;
	text-align: center;
	line-height: 70px;
}

.content a {
	display: block;
	width: 145px;
	height: 39px;
	background: url("../img/study_btn.png") center center no-repeat;
	margin: 18px auto;
}

.wrapper .copyright{
	width: 90%;
	position: absolute;
	bottom: 20px;
	font-size: 1.4em;
	color: #FFF;
	text-align: center;
	margin-left: 5%;
}
.wrapper .copyright a{
	color: #fff;
}

/*课程学习页面*/
.course-wrapper{
	width: 100%;
	max-width: 1024px;
	_width: 1024px;
	/* min-width: 640px; */
	/* height: 704px; */
	margin: 0 auto;
	overflow: hidden;
	background: #000;
}
.course-wrapper .copyright{
	width: 100%;
	line-height: 30px;
	font-size: 1.4em;
	color: #FFF;
	text-align: center;
}
.course-wrapper .copyright a{
	color: #fff;
}
.course {
	width: 100%;
	max-width: 1024px;
	_width: 1024px;
	/* min-width: 640px; */
	height: 676px;
	position: relative;
	background: #999;
	overflow: hidden;
	z-index: 99998;
}

.nav,
.control-bar {
	position: absolute;
	left: 0;
	top: 0;
}

.control-bar {
	z-index: 99998;
	width: 100%;
	height: 50px;
	max-width: 1024px;
	_width:1024px;
	background-color: rgba(0, 0, 0, 0.8);
	filter:progid:DXImageTransform.Microsoft.Alpha(opacity=80);
	background: #000\0;
	-webkit-transition: all 0.5s;
	transition: all 0.5s;
	box-sizing: border-box;
}

.control-bar-hide {
	top: -50px;
}

.control-bar .nav-btn {
	display: block;
	width: 150px;
	height: 50px;
	line-height: 50px;
	color: #FFF;
	font-size: 1.8em;
	text-indent: 60px;
	float: left;
	background: url("../img/nav_btn.png") 22px  center no-repeat;
	_background: url("../img/nav_btn.gif") 22px  center no-repeat;
    overflow: hidden;
}

.control-bar p {
	width: 70%;
	max-width: 824px;
	_width: 824px;
	height: 50px;
	line-height: 50px;
	color: #FFF;
	text-align: center;
	font-size: 2em;
	white-space: nowrap;
	overflow: hidden;
	-ms-text-overflow: ellipsis;
	text-overflow: ellipsis;
	float: left;
}
.control-bar a.home{
	width: 30px;
	height: 100%;
	display: block;
	top: 0;
	position: absolute;
	right: 10px;
	float: left;
	background-image: url(../img/home.png)!important;/* FF IE7 */
	cursor: pointer;
    background-repeat: no-repeat;
    background-position: center center;
     _filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='skin/img/home.png');  /*IE6*/
    _ background-image: none; /* IE6  */
    _margin-top: 8px;
    overflow: hidden;
}
.nav {
	position: absolute;
	z-index: 9999999;
	width: 296px;
	/*padding-right: 10px;*/
	height: 100%;
	background: #ECECEC;
	left: -296px;
	-webkit-transition: all 0.5s;
	transition: all 0.5s;
	overflow-x: hidden;
}

.nav-view {
	left: 0;
}

.nav-tree-header {
	width: 100%;
	height: 44px;
	background: url("../img/nav_tree_header_bg.jpg") 0 0 no-repeat;
}

.nav-tree-header .back {
	display: block;
	width: 72px;
	height: 44px;
	float: left;
}

.nav-tree-header h1 {
	width: 100%;
	height: 44px;
	line-height: 44px;
	color: #FFF;
	font-size: 2em;
	text-indent: 40px;
}

.nav-tree {
	width: 100%;
	height: auto;
	overflow-x: hidden;
	overflow-y: auto;
}


/*一级*/

.nav-tree .nav-tree-one a {
	display: block;
	width: 100%;
	height: 50px;
	text-indent: 16px;
	line-height: 50px;
	color: #333333;
	font-size: 1.8em;
	background: url("../img/unselected_bg.jpg") right 0 no-repeat;
}

.nav-tree .nav-tree-one a:hover,
.nav-tree .nav-tree-one.selected a {
	background: url("../img/selected_bg.jpg") right 0 no-repeat;
}


/*二级*/

.nav-tree .nav-tree-one .nav-tree-two {
	display: none;
}

.nav-tree .nav-tree-one.selected .nav-tree-two {
	display: block;
}

.nav-tree .nav-tree-one .nav-tree-two a {
	border-bottom: 1px solid #fff;
	text-indent: 40px;
	background-image: url(../img/nav_tree_ico.png);
	background-repeat: no-repeat;
	background-position: 20px center;
	background-color: #8fbeec;
	font-size: 1.6em;
}

.nav-tree .nav-tree-one .nav-tree-two a:hover,
.nav-tree .nav-tree-two a.selected {
	border-bottom: 1px solid #fff;
	background-color: #92c874;
	font-size: 1.6em;
}
.course .player,
.course #player{
	position: relative;
	z-index: 99996;
}
body {
	scrollbar-face-color: #8fbeec;	/*立体滚动条凸出部分的颜色)*/
	scrollbar-highlight-color: #fff;	/*滚动条空白部分的颜色)*/
	scrollbar-shadow-color: #fff;	/*立体滚动条阴影的颜色)*/
	scrollbar-arrow-color: #666666;	/*上下按钮上三角箭头的颜色)*/
	scrollbar-base-color: #333333;	/*滚动条的基本颜色)*/
	scrollbar-dark-shadow-color: #b4fc48;/*立体滚动条强阴影的颜色)*/
}
.course .jwfullscreen.jwplayer{
	z-index: 99999 !important;
}

/*1024 - 1199*/

@media only screen and (max-width: 1199px) {
	.wrapper{
		height: 768px;
		background-size: 100% 100%;
	}

}


/*768 - 1023*/

@media only screen and (max-width: 1023px) {
	.wrapper{
		height: 1024px;
	}
	.course {
	height: 507px;
}
}


/*640 - 767*/

@media only screen and (max-width: 767px) {
	body{
	position: absolute;
	width: 100%;
	height: 100%;
	}
	.wrapper{
		width: 100%;
		height: 100%;
	}
	.content{
		width: 400px;
		height: 252px;
		background-size: 100% 100%;
		margin-left: -200px;
		margin-top: -226px;
	}
	.course-name {
		width: 70%;
		height: 35%;
		margin-top: 15%;
	}
	.course-name h1 {
		line-height: 50px;
	font-size: 2.4em;
	padding-top: 0;
}
.course-name h3{
	line-height: 30px;
}
.content a {
	margin-top: 120px;
}
.control-bar-hide{
	top: 0;
}
.course {
	padding-top: 50px;
	height: 500px;
}
}


/*480 - 639*/

@media only screen and (max-width: 639px) {
	.nav{
		position: fixed;
		width: 100%;
		left: -100%;
	}
	.nav.nav-view{
		left: 0;
	}
	.course {
	height: 400px;
}
.control-bar .nav-btn{
	width: 50px;
}
.nav-btn span{
	display: none;
}
}


/*360 - 479*/

@media only screen and (max-width: 479px) {
	.content{
		width: 300px;
		height: 189px;
		background-size: 100% 100%;
		margin-left: -150px;
		margin-top: -195px;
	}
	.course-name h1 {
		line-height: 40px;
	font-size: 2em;
	padding-top: 0;
}
.course-name h3{
	font-size: 1.4em;
}
.content a {
	margin-top: 110px;
}
.course {
	height: 300px;
}
.course-wrapper .copyright a{
	display: block;
}
}


/*320 - 359*/

@media only screen and (max-width: 359px) {
.course {
	height: 250px;
}
}