html,body{ padding: 0; margin: 0;}
.content{ max-width: 1380px; margin: 0 auto; width: 90%;}
.header{ width: 90%; background:#5cacfb; padding:3% 5%;}
.banner{width:100%;}
.banner img{width:100%;}
.clear{ clear:both;}
.nav{ width: 100%;}
.nav a{display:block; width:25%; text-align: center; float: left; text-decoration: none; color:#333; line-height: 3;}
.arcticel{ width:100%;}
.arcimg{ width:30%; float: left;}
.arcimg img{width:100%;}
.arctxt{ width:58%; margin-left: 8%; float: left;}
.arctxt p{ margin-top: 50px; text-indent:2em; color:#333; line-height: 2.2;}
.address{width:100%; text-align: center; color:#333;line-height: 2.2; margin-top: 15px;}
.contect{background:#5cacfb;color: #fff; text-align: center;width:94%;padding: 3%;}