/*html5*/
article,aside,dialog,footer,header,section,footer,nav,figure,menu{
    display:block
}
body, div, ul, ol, li, a, dl, dt, dd, p, h1, h2, h3, h4, h5, h6, form, input, textarea {
    margin: 0;
    padding: 0;
    font-size: 14px;
}

ul, ol, li {
    list-style: none;
}

a {
    display: inline-block;
    text-decoration: none;
}

img {
    display: block;
    border: 0;
}

/*.over-flow{*/
    /*overflow: auto; zoom: 1;*/
    /*!*zoom: 1; 是在处理兼容性问题*!*/
/*}one*/

/*.clearfloat {*/
    /*zoom: 0;*/
/*}*/

/*.clear {*/
    /*clear: both;*/
    /*height: 0;*/
    /*line-height: 0;*/
    /*font-size: 0*/
/*}   方法二*/
.clearfloat{
    zoom: 1;
}
.clearfloat:after{
    clear: both;
    height: 0;
    display: block;
    content: " ";
    visibility: hidden;
}