.onlineBusinessHall {
    width: 100%;
    height: auto;
    margin: 0 auto;
    background: #f1f0f0;
    position: relative;
}
.main {
    width: 1004px;
    height: auto;
    position: relative;
    margin: 0 auto;
}
.yyt {
    width: 1004px;
    height: 595px;
    margin: 0 auto;
    position: relative;
}
.yyt .s1 {
    display: block;
    width: 72px;
    height: 595px;
    position: absolute;
    background: url(../images/onlineBusinessHall/w_r2_c2.png) no-repeat;
    left: -72px;
    top: 0;
}
.yyt .s2 {
    display: block;
    width: 72px;
    height: 595px;
    position: absolute;
    background: url(../images/onlineBusinessHall/w_r2_c4.png) no-repeat;
    right: -72px;
    top: 0;
}