/* reset */
* html {
    background-attachment: fixed;
    background: url("_blank");
}

body, h1, h2, h3, h4, h5, h6, hr, p, dl, dt, dd, ul, ol, li, form, fieldset, legend, button, input, textarea, th, td {
    margin: 0;
    padding: 0;
}

body, button, input, select {
    font: 12px/1.5 tahoma, arial, \5b8b\4f53;
    font-family: 'Arial','Microsoft YaHei'!important;
}

h1, h2, h3, h4, h5, h6 {
    font-size: 100%;
}

em, i {
    font-style: normal;
}

fieldset, img {
    border: 0;
}

ul, ol {
    list-style: none;
}

a {
    text-decoration: none;
    outline: none;
    color: #000;
}

a:hover {
    text-decoration: underline;
}

.clear {
    clear: both;
    display: block;
    height: 0;
    overflow: hidden;
    font-size: 0;
}

button, input, select {
    font-size: 100%;
    outline: none;
    _height: 20px;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

.clb {
    clear: both;
}

ins {
    text-decoration: none
}

del {
    text-decoration: line-through
}

.clearfix {
    zoom: 1;
}

.gvn_mask {
    background: #000;
    opacity: .3;
    filter: alpha(opacity=30);
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 9999;
}

address, caption, cite, code, dfn, em,  th, var {
    font-style: normal;
    font-weight: normal;
}

#returntop {
    position: fixed;
    _position: absolute;
    z-index: 99;
    width: 20px;
    padding: 6px 5px;
    text-align: center;
    bottom: 20px;
    _top: 300px;
    height: 87px;
    right: 0;
    background: #f5f5f5;
    border: 1px solid #ebebeb;
    color: #636363;
    cursor: pointer;
    display: none;
    line-height: 18px;
}

#returntop:hover {
    background: #999;
    color: #fff;
}

#returntop span.icon {
    line-height: 14px;
    font-weight: bold;
    position: relative;
    margin-left: -1px;
}