* {
	margin: 0;
	padding: 0;
}

.subban img {
	min-height: 320px;
}


li {
	list-style: none;
}

.justify-content {
	align-items: center;
	display: flex;
	justify-content: space-around;
}

a {
	text-decoration: none;
}

.wapper {
	width: 1300px;
	margin: 0 auto;
}

h1,
h2,
h3,
h4,
h5,
h6 {
	font-weight: normal;
}

.backTops {
	width: 70px;
	height: 80px;
	border: solid 1px #edecec;
	position: fixed;
	bottom: 100px;
	right: 0;
	display: block;
	background: #fff;
	z-index: 1000;
	text-align: center;
	cursor: pointer;
}

.backTopImg {
	width: 100%;
	background: url(../images/backTop1.png) center center no-repeat;
	height: 50px;
}

.backTopText {
	color: rgb(146, 146, 146);
	font-size: 12px;
	font-family: simsun;
}

.header-box ul li {
	text-align: center;
	width: 25%;
	position: relative;
}

.header-box .drop-down {
	width: 100%;
	position: absolute;
	left: 0;
	top: 40px;
	display: none;
	padding-bottom: 20px;
	z-index: 99999999999;
	background-color: #FFFFFF;
}

.header-box .drop-down a {
	display: block;
	width: 100%;
}

.header-box ul li:hover .drop-down {
	display: block;
}

#bannery {
	margin-top: 90px;
	width: 100%;
	height: 320px;
	background-position: center center;
	background-repeat: no-repeat;
}