.slider_box
{
    height: 340px;
    overflow: hidden;
    position: relative;
    width: 1024px;
}
.mask
{
    height: 100px;
    overflow: hidden;
    background: #000;
    opacity: 0.7;
    filter: alpha(opacity:70);
    width: 100%;
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 1;
    border-top: solid 2px #ddd;
}
.silder_con
{
    overflow: hidden;
    position: absolute;
}
.silder_panel
{
    width: 1024px;
    height: 340px;
    overflow: hidden;
    float: left;
    position: relative;
}
.silder_panel img
{
    width: 1024px;
    height: 340px;
    display: block;
    overflow: hidden;
    overflow: hidden;
}
.silder_nav li
{
    float: left;
    padding: 0px;
    border: 1px solid #fff;
    margin: 2px;
    display: inline;
    position: relative;
}
.silder_nav li.current
{
    border: 3px solid #11998e;
    margin: 0 4px;
}
.silder_nav li, .silder_nav img
{
    display: block;
    width: 100px;
    height: 48px;
    overflow: hidden;
}
.slider_box a.prev
{
    left: 0;
    background-position: left 0;
}
.slider_box a.next
{
    right: 0;
    background-position: right 0;
}
.silder_intro
{
    position: absolute;
    left: 30;
    bottom: 0;
    z-index: 9;
    width: 400px;
    height: 100px;
    overflow: hidden;
    color: #fff;
    padding-left: 20px;
    opacity:0;
}
.silder_intro h3
{
    font-size: 18px;
    font-weight: bold;
    margin: 10px 0 5px 0;
    line-height: 22px;
}
.silder_intro p
{
    font-size: 14px;
    font-weight:bold;
    line-height: 20px;
}
.dec
{
    float: right;
    height: 100px;
    bottom: -10px;
    right: 10px;
    overflow: hidden;
    z-index: 9;
    position: absolute;
}
.dec li
{
    margin-top: 20px;
    float: left;
    display: inline;
}