html,body,header,section,p,span,a,ul,li,::after,::before,button,input,img,form,label,h1,h2,h3,h4,h5,i,table,thead,tbody,tr,th,td,thead,tbody,i,u,div,select,option{
    margin: 0;
    padding: 0;
    outline: none;
    border: 0;
}
html,body {
    width: 100%;
    height: 100%;
    color: #000;
    font-size: 16px;
    font-family: "Microsoft YaHei";
    background: #f6f6f6;
}
a,a:hover,a:focus {
    color: #000;
    text-decoration: none;
}
ul,li {
    list-style: none;
}
.clearfix::after,
.clearfix::before {
    content: "";
    display: block;
    visibility: hidden;
    clear: both;
    height: 0;
    line-height: 0;
    font-size: 0;
}
.clearfix {
    *zoom: 1;
}
.fl {
    float: left;
}
.fr {
    float: right;
}
.main {
    width: 1120px;
    height:auto;
    margin:0 auto;
}
.div-hot span{
    font-size: 12px;
}