html, body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, form, input, textarea, p, th, td, em, button, blockquote {
    margin: 0;
    padding: 0;
    font-family: "Microsoft YaHei";
}
html,body {width: 100%;height: 100%;overflow: hidden;margin:0;padding: 0;}

td, th, ul, ol {
    padding: 0;
}

img {
    border: 0;
}

em, b {
    font-style: normal;
    font-weight: normal;
}

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: normal;
}

i {
    font-style: normal;
}

button, input, select, textarea {
    outline: none;
    font-family: 'Microsoft Yahei';
}

.clearfix:after {
    content: "";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

.clearfix {
    *zoom: 1;
}

/* link */

a {
    color: #666;
    text-decoration: none;
    outline: none;
}

a:hover {
    text-decoration: none;
    outline: none;
}

a:focus {
    outline: none;
}

.hide {
    display: none;
}

.show {
    display: block;
}

.float-l {
    float: left;
}

.float-r {
    float: right;
}

.pa { position: absolute;}
.pr { position: relative;}