.bottom
{
    display: block;
    width: 100%;
    margin: 10px 0px;
    background-color: #ededed;
    position: relative;
    bottom: 0;
}
.bottom_nav{
    display: block;
    max-width: 1500px;
    min-width: 980px;
    margin: 0px auto;
    height: 180px;
    padding: 30px 0px;
}
.bn_left{
    width: 20%;
    display: inline-block;
    border-right: 1px solid #999;
    height: 100%;
    padding: 35px 0px;
    text-align: center;
    vertical-align: top;
}
.bn_left img{
    width: 150px;
    height: 50px;
}
.bn_middle{
    width: 54%;
    display: inline-block;
    height: 100%;
    vertical-align: top;
    padding-left: 30px;
}
.bnm_top{
    width: 100%;
    display: inline-block;
    margin-bottom: 20px;
}
.bnm_top_item{
    display: inline-block;
    padding-right: 130px;
    font-size: 14px;
}
.bnm_middle{
    margin: 10px 0px;
}
.bnm_bottom{
    margin-top: 30px;
}
.bn_right{
    width: 398px;
    display: inline-block;
    height: 100%;
    vertical-align: top;
}
.bnr_item{
    padding: 44px 30px;
    font-size: 20px;
}