/*初始化  reset*/
body{background: #fff;}
body,button,dd,dl,dt,h1,h2,h3,h4,h5,h6,input,li,ol,p,td,ul{margin:0;padding:0}
body,button,input{font-size:12px;font-family: "微软雅黑";}
ol,ul{list-style:none}
a{text-decoration:none;}
a:hover,a:visited,a:active,a:focus{text-decoration:none}
fieldset,img{border:0;vertical-align:top;}
a,button{cursor:pointer;}
/*清除浮动*/
.clearfix:before,.clearfix:after {
    content:"";
    display:table;
}
.clearfix:after{clear:both;}
.clearfix{
    *zoom:1;/*IE/7/6*/
}