*{
	padding: 0px;margin: 0px;
	list-style: none;
	font-family: "微软雅黑";
}

a{color:#666}
a:hover{
	text-decoration: none;
}
.top{
	background:#e5e5e5;
}
.top_txt{
	width:70%;
	margin: 0 auto;
	line-height: 250%;
}
.top_txt_l{
	float: left;
}
.top_txt_r{
	float: right;
}
.top_nav{
	background: white;
	width: 100%;
	height: 100px;
	display: flex;
	box-shadow: 5px -2px 5px rgba(0,0,0,.2);
	z-index: 999;
}
.top_nav_box{
	width: 70%;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
}
.top_nav_box_logo{
	width:35%;
}
.top_nav_box_nav{
	width:56%;display:flex;justify-content: space-between;margin: 0;
}
.top_nav_box_nav li{
	height: 100%;
	width: 100%;
	padding-top:40px;
	text-align: center;
}
.banner{
	width: 100%;
	position: relative;
	box-shadow: 5px -2px 5px rgba(0,0,0,.2);
}
.banner_di{
	width: 70%;
	position: absolute;
	bottom: -50px;
	left: 15%;
}
footer{
	width: 100%;
	background: #1e2225;
}
.foot_box{
	padding-top: 3em;
	margin: 0 auto;
	width: 70%;
	display: flex;
	justify-content: space-between;
	margin-bottom: 1em;
}
.foot_box_ul{
	width:15%;
	display: flex;
	flex-direction:column;
}
.foot_bt{
	font-weight: bold;
	color: white;
	font-size: 1.8em;
	letter-spacing: 3px;
}
.foot_box_ul li{
	display: flex;
	font-size: 1em;
	margin-bottom:10px;
	font-size: 1.2em;
	padding-left: 0.3em;
	color: white;
	align-items:center;
}
.foot_box_ul a{
	color: white;
}
.foot_box_ul span{
	font-size: 0.9em;
}
.map{
	width: 40%;
	text-align: center;
}
.foot_beian{
	width: 100%;
	text-align: center;
	color: white;
	font-size: 1em;
	letter-spacing: 1.5px;
	padding-bottom: 1em;
}