.ibd {
    position: fixed;
    right: 40rem;
    bottom: 55rem;
    width: 230rem;
    height: 135rem;
    z-index: 999;
}

.ibd .ibd-left {
    float: left;
    width: 195rem;
    height: 100%;
}

.ibd .ibd-left .ibd-wechat {
    margin-top: -45rem;
    margin-left: 55rem;
    width: 135rem;
}

.ibd .ibd-left .ibd-phone {
    width: 100%;
    height: 30rem;
    line-height: 30rem;
    margin-top: 52rem;
    text-align: center;
    border-radius: 5rem;
    color: #FFFFFF;
    background-color: gray;
    opacity: 0.9;
}

.ibd .ibd-right {
    float: left;
    width: 35rem;
    height: 100%;
}

.ibd .ibd-nav {
    margin-top: 5rem;
    width: 100%;
    cursor: pointer;
}

.ibd .trans {
    -webkit-transition: 1s;
    -o-transition: 1s;
    transition: 1s;
}