.main .main_bottom {
    width: 100%;
    margin-top: 60px;
    ;
}

.main .main_bottom .scr {
    width: 100%;
    height: 345px;
    padding-top: 55px;
    overflow: hidden;
    position: relative;
    margin-left: 30px;
}

.main .main_bottom .scr .scroll {
    position: relative;
    white-space: nowrap;
    left: 0px;
    top: -55px;
    transition: 0.3s;
}

.main .main_bottom .scr .scroll img {
    height: 300px;
    margin-left: 16px;
}

.bigimg {
    position: absolute;
    display: none;
}

.main .main_bottom .scr .scroll img:hover .bigimg {
    display: block;
}

.main .main_bottom .lr {
    position: absolute;
}

.main .main_bottom .lr img {
    width: 50px;
    height: 140px;
    opacity: 0.5;
    /* position: absolute; */
    position: relative;
    top: 85px;
}

.main .main_bottom .lr img:hover {
    background-color: #eee;
    cursor: pointer;
}

.main .main_bottom .lr .img_l {
    left: -55px;
}

.main .main_bottom .lr .img_r {
    left: 1190px;
}