.main_banner_wrap {
    height: 492px;
    background: #ccc;
}
.main_banner_inner {
    position: relative;
    width: 1110px;
    height: 492px;
    margin: 0 auto;
}
.main_banner_big {
    position: relative;
    width: 846px;
    height: 492px;
}
.main_banner_small1 {
    position: absolute;
    top: 11px;
    right: 0;
    /*width: 314px;*/
    height: 208px;
}
.main_banner_small2 {
    position: absolute;
    top: 230px;
    right: 0;
    /*width: 280px;*/
    height: 224px;
}