html{
	font-family: "microsoft yahei,arial, helvetica, sans-serif";
	font-size: 16px;
}
*{
	margin: 0;
	padding: 0;
}
li,ul,ol{
	list-style: none;
}
a{
	text-decoration: none;
	color: #000;
}
.flex{
	display: flex;
}
.auto{
	margin: 0 auto;
}
.clearfix::after{
	content: '';
	display: block;
	clear: both;
}
header{
	width: 1100px;
	height: 80px;
	background-color: #B0C2D8;
	font-size: 40px;
	font-weight: 600;
	letter-spacing: 8px;
}
header img{
	width: 70px;
	height: 70px;
	margin: 5px 14px 0 14px;
	vertical-align: middle;
}
.hd{
	width: 1100px;
	height: 40px;
	margin: 10px auto;
	justify-content: space-between;
}
.hd p{
	width: 300px;
	line-height: 40px;
	font-family: "楷体";
	font-size: 30px;
	color: skyblue;
}
.hd ul{
	width: 460px;
	height: 40px;
	justify-content: space-between;
}
.hd ul li{
	width: 100px;
	height: 40px;
	line-height: 40px;
	text-align: center;
	font-size: 24px;
}
.hd ul li a{
	display: block;
}
.banner,.banner img{
	width: 1100px;
	height: 450px;
}
.banner{
	padding: 10px 0;
	border-top: 1px solid #ccc;
	border-bottom: 1px solid #ccc;
}
.main1{
	width: 1100px;
	margin: 30px auto;
	justify-content: space-between;
}
.main1 div{
	width: 1100px;
	height: 200px;
}
.main1 div h2{
	font-weight: 500;
	margin-bottom: 12px;
}
.main1 div p{
	text-indent: 2em;
}
.main1 img{
	width: 35%;
	height: 200px;
}
.p1{
	text-align: center;
	font-size: 27px;
	color: deepskyblue;
	font-family: "楷体";
}
.main2{
	width: 900px;
	margin: 40px auto;
	justify-content: space-between;
	flex-wrap: wrap;
}
.main2 div{
	width: 23%;
	height: 260px;
}
.main2 div img{
	width: 100%;
	height: 200px;
}
.main2 div p{
	text-align: center;
	color: skyblue;
	font-family: "楷体";
	margin-top: 10px;
	font-size: 22px;
}
.main3{
	width: 900px;
	margin: 40px auto;
	justify-content: space-between;
}
.main3 img{
	width: 30%;
	height: 170px;
}
.main3 p{
	width: 62%;
	padding: 1%;
	border: 1px solid #ccc;
	height: 150px;
	text-indent: 2em;
	line-height: 28px;
}
.p2{
	width: 1100px;
	margin: 10px auto;
}
.p2 img{
	width: 100%;
}
.main4{
	width: 900px;
	color: skyblue;
	font-size: 22px;
	margin-bottom: 40px;
}
.main4 p{
	text-indent: 2em;
}
footer{
	width: 1100px;
	height: 100px;
	background-color: #B0C2D8;
	overflow: hidden;
	text-align: center;
}
footer p:first-child{
	margin: 20px 0 12px;
}