body{
	margin:0;
	background:#f5f5f5;
}
h1,h2,h3,h4,p{
	margin:0;
	font-weight:normal;
}
strong{
	font-weight:normal;
}
ul,dl,dd{
	margin:0;
	padding:0;
	list-style:none;
}
em{
	font-style:normal;
}
a{
	text-decoration:none;
}
input{
	outline:0;
	border:none;
}
@font-face{
	src:url('/philosophycolor.woff');
	font-family:philosophycolor;
}

header{
	height:100px;
	margin:0 auto;
	position:relative;
	overflow:hidden;
	background:#c5d1b9;
}
nav{
	width:1280px;
	height:100px;
	margin:0 auto;
	position:relative;
	z-index:1;
	display:flex;
}
nav a{
	vertical-align:middle;
	margin:auto;
	color:#fff;
	font-size:20px;
	text-shadow:0 0 5px #000;
	padding-bottom:6px;
	transition:200ms;
}
nav a:hover{
	border-bottom:4px #fff solid;
}
nav .active{
	border-bottom:4px #fff solid;
}
nav img{
	height:100px;
}
nav a:nth-of-type(6) em{
	font-family:philosophycolor;
	font-size:18px;
	margin-right:10px;
}
nav a:nth-of-type(7){
	position:relative;
}
nav a:nth-of-type(7):hover{
	border:none;
}
nav a:nth-of-type(7) input{
	width:160px;
	height:28px;
	border-radius:20px;
	padding:0 40px 0 20px;
	transition:500ms;
}
nav a:nth-of-type(7) em{
	font-family:philosophycolor;
	position:absolute;
	right:12px;
	top:6px;
	font-size:18px;
	text-shadow:none;
	color:#b8c8ab;
}

section{
	width:1000px;
	margin:30px auto 0 auto;
}
section aside{
	width:280px;
	position:fixed;
}
section aside h4{
	font-size:22px;
}
section aside strong{
	display:block;
	font-size:18px;
	color:#303030;
	margin:18px 0;
}
section aside p{
	font-size:16px;
	color:#828282;
	margin:12px 0;
}

section ul{
	width:700px;
}
section li{
	width:700px;
	overflow:hidden;
	border-radius:8px;
	cursor:pointer;
	box-shadow:0 0 8px 2px #b0b0b0;
	transition:500ms;
	margin-bottom:20px;
	position:relative;
}
section li:hover{
	transform:scale(1.06);
}
section li img{
	width:700px;
	vertical-align:top;
}
section li video{
	width:700px;
}
section li div{
	max-width:400px;
	position:absolute;
	bottom:40px;
	background:rgba(0,0,0,0.4);
	/* display:none; */
	overflow:hidden;
}
section li:nth-of-type(2n) div{
	left:80px;
}
section li:nth-of-type(2n-1) div{
	right:80px;
}
section li div p{
	margin:16px 30px;
	line-height:30px;
	font-size:16px;
	color:#fff;
	white-space:pre-wrap;
}

footer{
	width:1280px;
	margin:30px auto 30px auto;
	padding:30px 0;
	display:flex;
}
footer a{
	color:#000;
	margin:auto;
}