* {
	margin: 0;
	padding: 0;
	/* 內减模式 */
	box-sizing: border-box;
}
li {
	list-style: none;
}

a {
	text-decoration: none;
}

.clearfix:before,.clearfix:after {
	content: "";
	display: table;
}

.clearfix:after {
	clear: both;
}
.clearfix {
	zoom: 1;
}
.wrapper {
	width: 1200px;
	margin: 0 auto;
	/* background-color: pink; */
}
.retrieval {
	width: 800px;
	margin: 0 auto;
}
.header {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 42px;
	background-color: #00a4ff;
}
.headerCapsule {
	border-radius: 8px 8px 0 0;
}
.header h2 {
	float: left;
	margin-left: 60px;
}
.header h2 a {
	line-height: 42px;
	color: #f3f5f7;
}
.nav {
	float: right;
	margin-right: 100px;
	height: 42px;
}
.nav li {
	float: right;
	margin-right: 26px;
}
.nav li a {
	display: block;
	padding: 0 9px;
	height: 42px;
	line-height: 42px;
	font-size: 18p;
	color: #f3f5f7;
}
.nav li a:hover {
	border-bottom: 2px solid #f3f5f7;
}
.box {
	margin-top: 10px;
	text-align: center;
	font-size: 25px;
	font-family: Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
}

.box .indexImage img {
	margin-top: 5px;
	width: 1400px;
	height: 600px;
}

.footer {
	margin-top: 600px;
	padding-top: 60px;
	padding-bottom: 60px;
	border-radius: 0 0 8px 8px;
	background-color: #f8f9fa;
	text-align: center;
	color: #7c7c7d;
}