.tutorial-item {
	display:inline-block;
	*zoom:1;
	float: left;
	position: relative;
	width: 275px;
	height: 195px;
	margin: 20px;
	border:1px solid rgb(120,120,120);
	box-shadow: 0 4px 10px rgba(0,0,0,0.6);

}
.tutorial-item img {
	position: relative;
	z-index:0;
}
.tutorial-item .info {
	height: 68px;
	position:absolute;
	bottom:0;
	left:0;
	right:0;
	z-index: 1;
	background: url("../image/tutorial-shadow.png");
	color:white;
}
.tutorial-item:hover {
	border-color: black;
}
.tutorial-item div.play {
	position:absolute;
	top:0;
	bottom:52px;
	left:0;
	right:0px;
	z-index: 0;
	color:white;
	background: url("../image/tutorial-play.png") no-repeat center center;
	opacity: 0.6;

}
.tutorial-item:hover div.play {
	opacity:1;
}
.tutorial-item .title {
	font-size: 18px;
	padding:10px 0 10px 10px;
	height: 18px;
	text-overflow:ellipsis;
	white-space:nowrap;
	overflow:hidden;
	text-shadow: 0 1px 1px rgba(0,0,0,0.4);
	
}
.tutorial-item:hover .title {
	overflow:visible;
	text-overflow:ellipsis;
	white-space:inherit;
}
.tutorial-item:hover .time,.tutorial-item:hover .teacher {
	display: none;
}
.tutorial-item .time {
	position:absolute;
	bottom:8px;
	right:10px;
	z-index: 1;
	opacity: 0.8;
}
.tutorial-item .teacher {
	position:absolute;
	bottom:8px;
	left:10px;
	z-index: 1;
	opacity: 0.8;
}
.tutorial-heading {
	font-weight: 400;
	font-size: 36px;
	margin:10px 0 0 0;
	padding:0;
}
.tutorial-desc {
	margin-bottom: 10px;
	color:rgb(120,120,120);
}
.page-header h1 {
	float: left;
}
.page-header .showmode {
	float: right;
	margin-top: 30px;
	margin-right: 0;
}
.page-header .showmode a {
	display: inline-block;
	color: white;
	border: 1px solid white;
	padding: 8px 12px;
}
.page-header .showmode a:hover {
	background: rgb(0,0,0);
	background: rgba(255,255,255,0.2);
}
.page-header .showmode a.active,.page-header .showmode a.active:hover {
	background: white;
	color: rgb(110,168,205);
}
.page-header .showmode a.square {
	border-right: 0;
	border-radius: 5px 0 0 5px;
}
.page-header .showmode a.list {
	border-radius: 0 5px 5px 0;
}
.heading {
	border-bottom: 2px solid rgb(230,230,230);
	margin-bottom: 10px;
}
.heading span.tutorial-heading {
	display: inline-block;
	*zoom: 1;
	border-bottom: 2px solid rgb(110,168,205);
	position: relative;
	top: 2px;
	font-weight: 200;
}
.heading span.tip {
	margin-left: 20px;
	vertical-align: 3px;
	color: #bf3504;
}
.mode-list .tutorial-item {
	display: block;
	width: 100%;
	height: auto;
	float: none;
	color: rgb(68,68,68);
	box-shadow: none;
	border:0;
	margin: 0;
	border-bottom: 1px solid rgb(220,220,220);
	padding:4px 0;
}
.mode-list .tutorial-item:nth-child(2n+1) {
	background: rgb(245,245,245);
}
.mode-list .tutorial-item:hover {
	background: rgb(240,240,240);
}
.mode-list .tutorial-item div.play {
	display: none;
}
.mode-list .tutorial-item img {
	display: none;
}
.mode-list .tutorial-item .info {
	position: static;
	background: transparent;
	height: auto;
}
.mode-list .tutorial-item .title,.mode-list .tutorial-item .time,.mode-list .tutorial-item .teacher {
	color: rgb(68,68,68);
	position: static;
	display: inline;
}
.mode-list .tutorial-item .title {
	text-shadow: none;
	padding:0 4px;
	float: left;
	font-size: 16px;
	height: 24px;
	line-height: 26px;

}
.mode-list .tutorial-item .time,.mode-list .tutorial-item .teacher {
	float: right;
	margin-top: 4px;
}
.mode-list .tutorial-item:hover .time,.mode-list .tutorial-item:hover .teacher {
	display: inline;
}
.mode-list .tutorial-item div {
	margin-right: 6px;
}