body,p,h1,h2,h3,h4,h5,li,span,i,ul,img,a,strong,input,button,textarea{margin:0;padding:0; }
body{font-family:"microsoft yahei";font-size:14px;line-height: 1;}
li{list-style-type:none;float:left;}
table{border-collapse:collapse;border-spacing:0;}
a,area{text-decoration:none;outline:none;color: #000;}
img{border:none;vertical-align:middle;}
i,var{font-style:normal;}
button{font-family:"microsoft yahei";outline:none;cursor: pointer;}
iframe{border: none;}
input,select,textarea{outline:none;font-family:"microsoft yahei";}
textarea{resize:none;overflow-y:auto;}
.at{margin:0 auto;}
.fl{float: left;}
.fr{float: right;}
.hide{display: none;}
.clearfloat{clear:both;}/*清除浮动*/

.wid{width:1200px;margin:0 auto;}
.top{width:100%;height: 122px;background:#FFF;}
.top .logo{ text-align:center;}

.dibu{width:100%;height: 157px;background:#FFF;}
.dibu .bb{ text-align:center;}

.banner{height:550px;width: 100%;position: relative;background:#FFF;}
.banner .wid{width:1200px;}
.banner .bann{width: 100%;height: 100%;}
.banner .bann ul{width: 100%;height: 100%;}
.banner .bann ul li{width: 100%;height: 100%;position: absolute;top: 0;left: 0;}
.banner .bann ul li a{display: block;width: 100%;height: 100%;}
.banner .cirl{position: absolute;bottom:20px;width:128px;left: 50%;margin-left: -39px;z-index: 1;}
.banner .cirl ul{}
.banner .cirl ul li{width:14px;height:14px;background: #fff;margin:0 5px;cursor: pointer;-webkit-border-radius: 50%;-moz-border-radius: 50%;border-radius: 50%;}
.banner .cirl ul li.acti{background: #0000fe;}