/*页面通用样式*/
body{
    box-sizing: border-box;
    overflow-x:hidden;
}
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,button,textarea,p,blockquote,th,td {
    margin:0;
    padding:0;
}
ul,ol,li{
    list-style:none;
}
em,i{
    font-style: normal;
}
img{
    vertical-align:bottom;
    border: 0;
}
a{
    text-decoration: none;
}
a:hover {
    text-decoration: none;
}
.lf{  float:left; }
.rt{ float:right; }
.clearfix:after{
    content: "";
    height: 0;
    line-height: 0;
    display: block;
    visibility: hidden;
    clear: both;
}
.clearfix{
    zoom: 1;
}
input,button{outline:none;border:none;}