/* 内容 */
.main {
    width: 100%;
    margin: 100px 0 60px;
}

.main .main_0 {
    width: 1250px;
    margin: 0 auto;
    font-size: 18px;
    line-height: 36px;
    text-indent: 36px;
}

.main .main_top {
    width: 100%;
    height: 280px;
    margin-bottom: 55px;
}

.main .main_top img {
    width: 413px;
    float: left;
}

.main .main_top p {
    width: 710px;
    /* background-color: #fff; */
    float: left;
    margin-left: 90px;
    text-indent: 36px;
    color: #174e98;
}

.main .main_m {
    padding: 28px 10px;
    border-radius: 10px;
}

.main .main_m:hover {
    background-color: #7fd7ff;
    transition: 0.4s;
}

.main .main_m3:hover {
    background-color: #174e98;
    color: #fff;
    transition: 0.2s;
}

.main .main_img img {
    display: block;
    width: 100%;
    margin-top: 50px;
}

.main .main_bottom {
    width: 100%;
    margin-bottom: 120px;
    text-align: center;
}

.main .main_bottom h2 {
    margin-top: 50px;
    margin-bottom: 20px;
    font-size: 30px;
    color: #174e98;

}

.main .main_bottom .scr {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

.main .main_bottom .scr::-webkit-scrollbar {
    height: 5px;
}

.main .main_bottom .scr .scroll {
    height: 216px;
    position: relative;
    white-space: nowrap;
    left: 0px;
    transition: 0.3s;
}

.main .main_bottom .scr .scroll div {
    display: inline-block;
    width: 288px;
    height: 216px;
    margin-left: 16px;
    user-select: none;
}

/* 
.main .main_bottom .scr .scroll div:nth-child(1) {
    background: url(../img/case_1.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(2) {
    background: url(../img/case_2.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(3) {
    background: url(../img/case_3.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(4) {
    background: url(../img/case_4.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(5) {
    background: url(../img/case_5.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(6) {
    background: url(../img/case_6.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(7) {
    background: url(../img/case_7.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(8) {
    background: url(../img/case_8.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(9) {
    background: url(../img/case_9.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(10) {
    background: url(../img/case_10.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(11) {
    background: url(../img/case_11.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(12) {
    background: url(../img/case_12.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(13) {
    background: url(../img/case_13.jpg);
}

.main .main_bottom .scr .scroll div:nth-child(14) {
    background: url(../img/case_14.jpg);
}


.main .main_bottom .scr .scroll_2 div:nth-child(1) {
    background: url(../img/case_14.jpg);
}

.main .main_bottom .scr .scroll_2 div:nth-child(2) {
    background: url(../img/case_8.jpg);
}

.main .main_bottom .scr .scroll_2 div:nth-child(3) {
    background: url(../img/case_2.jpg);
}

.main .main_bottom .scr .scroll_2 div:nth-child(4) {
    background: url(../img/case_10.jpg);
}

.main .main_bottom .scr .scroll_2 div:nth-child(5) {
    background: url(../img/case_11.jpg);
}


.main .main_bottom .scr .scroll_3 div:nth-child(1) {
    background: url(../img/it_1.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(2) {
    background: url(../img/it_2.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(3) {
    background: url(../img/it_3.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(4) {
    background: url(../img/it_4.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(5) {
    background: url(../img/it_5.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(6) {
    background: url(../img/it_6.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(7) {
    background: url(../img/it_7.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(8) {
    background: url(../img/it_8.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(9) {
    background: url(../img/it_9.jpg);
}

.main .main_bottom .scr .scroll_3 div:nth-child(10) {
    background: url(../img/it_10.jpg);
} */

.main .main_bottom .scr .scroll div p {
    text-indent: 0;
    font-size: 18px;
    margin-left: 10px;
    margin-top: 10px;
    color: #fff;
    letter-spacing: 0.3rem;
    /* line-height: 216px; */
    text-align: left;
    /* background-color: rgba(0, 0, 0, 0.25); */
}

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

.main .main_bottom .lr img {
    width: 50px;
    height: 140px;
    z-index: 10;
    opacity: 0.5;
    position: absolute;
    top: 35px;
}

.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: 1265px;
}