body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, textarea, p, blockquote, th, td, hr, button, article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
    margin:0;
    padding:0;
    font-family:'Microsoft YaHei';
}
ol,ul {
    list-style:none;
}
a {
    text-decoration:none;
}
.hide {
    display:none;
}
.block {
    display:block;
}
.clearfix:after{/*伪元素是行内元素 正常浏览器清除浮动方法*/
    content: "";
    display: block;
    height: 0;
    clear:both;
    visibility: hidden;
}
.clearfix{
    *zoom: 1;/*ie6清除浮动的方式 *号只有IE6-IE7执行，其他浏览器不执行*/}
.width{
    width: 1200px;
    margin: 0 auto;
}
.top-nav{
    height: 54px;
    line-height: 54px;
    background-color: #000000;
}
.top-img{
    line-height: 50px;
}
.top-img-r{
    margin-left: 5px;
    height: 100%;
    width: 10rem;
    color: #fff;
    font-size: 14px;
}
.nav{
    margin-left: 130px;
    height: 100%;
}
.nav a{
    color: #fff;
}
.table th{
    font-weight:normal;
}
.red{
    color:red;
}