.banner
{
    width: 100%;
    height: 580px;
    overflow: hidden;
    position: relative;
    font-size: 0;
}
.b-img
{
    height: 450px;
    position: absolute;
    left: 0;
    top: 0;
}
.b-img li
{
    display: block;
    height: 580px;
    float: left;
}
.b-img li a
{
    display: block;
    height: 580px;
}
.b-list
{
    height: 50px;
    padding-top: 540px;
    position: relative;
    margin: 0 auto;
    z-index: 1;
}
.b-list span
{
    display: block;
    cursor: pointer;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: #fff;
    float: left;
    margin: 0 5px;
    _margin: 0 3px;
}
.b-list .spcss
{
    background-color: #fe8610;
}
.bar-left
{
    position: absolute;
    z-index: 1;
    display: block;
    width: 100px;
    height: 100%;
    left: 0;
    background: none;
    top: 0;
}
.bar-right
{
    position: absolute;
    z-index: 1;
    display: block;
    width: 100px;
    height: 100%;
    right: 0;
    background: none;
    top: 0;
}
.bar-left em
{
    display: block;
    width: 50px;
    height: 100px;
    background: url(../image/arrow.png) 0 0 no-repeat;
    margin: 0 auto;
    margin-top: 220px;
}
.bar-right em
{
    display: block;
    width: 50px;
    height: 100px;
    background: url(../image/arrow.png) -50px 0 no-repeat;
    margin: 0 auto;
    margin-top: 220px;
}
.bar-left .emcss
{
    background-position: 0 -100px;
}
.bar-right .emcss
{
    background-position: -50px -100px;
}