nav{
	width: 100%;
	/*padding-bottom: 5%;*/
	background-color: #222222;
	border-radius: 5px;
	overflow: hidden;
	height: 70px;
 }
 .nav1{
 	font-family: "微软雅黑";
 	margin-left: 700px;
 }
 .anav{
 	display: block;
 	float: left;
 	font-size: 20px;
 	color: #ccc;
 	text-decoration: none;
 	margin: 20px 30px;
 }
 nav a:hover{
	text-decoration: none;
	color: #fff;
 }
 #btn{
 	margin-top: 15px;
 	margin-left: 200px;
 }
 #hide{
 	position: absolute;
 	left: 850px;
 	top: 45px;
 }
#brand{
 	display: none;
 	float: left;
 	font-size: 20px;
 	line-height: 25px;
 	background-color:#222222; 
 	color: #ccc;
 	width: 150px;
 /*	height: 500px;*/
 	text-align: center;
 	position: relative;
 }
#use{
 	display: none;
 	float: left;
 	font-size: 20px;
 	line-height: 25px;
 	background-color:#222222; 
 	color: #ccc;
 	text-align: center;
 	width: 150px;
 	margin-left: 140px;
 	padding-top: 20px;
 	position: relative;
 }
 #brand li{
 	margin: 20px 0;
 }
 #brand li a{
 	text-decoration: none;
 	color: #ccc;
 }
 #brand a:hover{
 	color: #fff;
 }
 #brand li{
 	margin: 20px 0;
 }
  #use li a{
 	text-decoration: none;
 	color: #ccc;
 }
 #use a:hover{
 	color: #fff;
 }
 .name{
 	font-size: 34px;
 	margin-left: 180px;
 	font-weight: bold;
 	letter-spacing: 2px;
 	margin-top: 30px;
 }
ul { 
	padding: 0; margin: 0; 
} 
li { 
	list-style: none; 
}
img { border: 0; }

.play { 
	width: 400px; 
	height: 430px; 
	margin-top: 20px;
	margin-left: 150px; 
	background: #999; 
	font: 12px Arial;
	z-index: 1; 
	float: left;
	border: 1px solid #ccc;
	overflow: hidden;
}
.big_pic { 
	width: 400px; 
	height: 320px; 
	overflow: hidden; 
	border-bottom: 1px solid #ccc; 
	background: #222; 
	position: relative; 
}
.big_pic li { 
	width: 400px; 
	height: 320px; 
	overflow: hidden; 
	position: absolute; 
	top: 0; 
	left: 0; 
	z-index: 0; 
	background: url(loading.gif) no-repeat center center; 
}
.big_pic li img{
	width: 400px; 
	height: 320px; 
	overflow: hidden; 
	position: absolute; 
	top: 0; 
	left: 0; 
	z-index: 0; 
}
.mark_left { 
	width: 200px; 
	height: 320px; 
	position: absolute; 
	left: 0; 
	top: 0; 
	background: red; 
	filter: alpha(opacity:0); 
	opacity: 0; 
	z-index:3000; 
}
.mark_right { 
	width: 200px; 
	height: 320px; 
	position: absolute; 
	left: 200px; 
	top: 0; 
	background: green; 
	filter: alpha(opacity:0); 
	opacity: 0; 
	z-index:3000; 
}
.big_pic .prev { 
	width: 60px; 
	height: 60px; 
	background: url(btn.gif) no-repeat; 
	position: absolute; 
	top: 130px; 
	left: 10px; 
	z-index: 3001; 
	filter:alpha(opacity:0);
	opacity: 0; 
	cursor: pointer; 
}
.big_pic .next { 
	width: 60px; 
	height: 60px; 
	background: url(btn.gif) no-repeat 0 -60px; 
	position: absolute; 
	top: 130px; 
	right: 10px; 
	z-index: 3001; 
	filter:alpha(opacity:0);
	opacity: 0;
	cursor: pointer; 
}
.small_pic { 
	width: 380px; 
	height: 94px; 
	position: relative; 
 /*	top: 7px;*/
 	left: 7px;
	overflow: hidden; 
}
.small_pic ul { 
	height: 94px; 
	position: absolute; 
	top: 0; 
	left: 0; 
}
.small_pic li { 
	width: 130px; 
	height: 94px; 
	float: left; 
	padding-right: 10px; 
	background: url(loading.gif) no-repeat center center; 
	cursor: pointer; 
	filter: alpha(opacity=60); 
	opacity: 0.6; 
}
.small_pic img { 
	width: 120px; 
	height: 94px; 
}
.information{
	width: 40%;
	float: left;
	margin-top: 10px;
	margin-left: 70px;
	overflow: hidden;
}
.information p{
	font-size: 16px;
	overflow: hidden;
}
.change{
	width: auto;
	height: 50px;
	/*background-color: red;*/
	position: absolute;
	right: 15%;
	bottom: 15%;
}
.change a{
	display: block;
	width: 100px;
	background: black;
	float: left;
	margin-left: 50px;
	border-radius: 15%;
	text-align: center;
	line-height: 50px;
	background-color: #87b6c4;
	color: #fff;
	font-size: 20px;
}
.change a:hover{
	text-decoration: none;
	color: #fff;
	background-color: #f66d52;
	/*letter-spacing: 4px;*/
	 -webkit-transition: all 0.3s ease;
	  	-moz-transition: all 0.3s ease;
	 	transition: all 0.3s ease;
}
.footer{
	width: 80%;
	margin: 0 auto;
	border: 1px solid #ccc;
	margin-top: 500px;
}