.clearfix::before,
.clearfix::after {
    content: '';
    display: table;
    clear: both;
}

menu {
    background: #ffffff;
}

.about_main {
    padding-top: 100px;
}

.shang img {
    width: 100%;
}

.top {
    display: grid;
    grid-template-columns: 70% 30%;
    height: auto !important;
}

.fl::before {
    content: '';
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 999;
}

.about_main .col-8 {

    /* float: left; */
    width: 100%;
    height: 100%;
    background-color: #fff;
    background-image: url(../images/26.png);
    background-position: 50px center;
    background-repeat: no-repeat;
    background-size: 20%;
    position: relative;
    padding: 30px 0;
}

.about_main .col-8 .text {
    /* position: absolute; */
    /* top: 50%; */
    /* left: 30%; */
    width: 55%;
    /* transform: translateY(-50%); */
    transform: translateX(60%);
}

.about_main .col-8 .text img {
    width: 100%;
}

.about_main .col-8 .text p {
    font-size: 20px;
    color: #444444;
    margin: 0;
    line-height: 2em;
    text-indent: 2em;
}

.about_main .col-8 .text p span {
    color: #fa252d;
}

.about_main .col-4 {
    background: url(../images/42.jpg) no-repeat;
    background-size: cover;
    height: 100%;
    width: 100%;
    /* float: left; */
}

.medium {
    background: #c4c4c4;
}

.medium::after {
    content: '';
    clear: both;
    display: block;
}

.medium .left1 {
    width: 50%;
    float: left;
    /* position: absolute; */
    left: 9%;
    z-index: 2;
}

.medium .left1 img {
    width: 100%;
}

.medium .left {
    width: 50%;
    float: right;
    position: relative;
}

.medium .left .text {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 75%;
    transform: translate(-50%, -50%);
}

.medium .left .text p {
    font-size: 24px;
    color: #444;
    margin: 0;
    line-height: 2em;
}

.bottom .row3::after {
    content: '';
    clear: both;
    display: block;
}

.bottom .row3 .fl {
    float: left;
    width: 50%;
    position: relative;
}

.bottom .row3 .fl .ry {
    position: absolute;
    top: 50%;
    left: 15px;
    transform: translateY(-50%);
    z-index: 999;
    height: 90%;
}

.bottom .row3 .fl img {
    display: block;
}

.bottom .shang {
    position: relative;
}

.bottom .shang p {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 18px;
    line-height: 2em;
    color: #fff;
    margin: 0;
    width: 60%;
    text-indent: 2em;
}

.bottom .xxx {
    position: relative;
    z-index: 2;
}

.bottom .xxx::after {
    content: '';
    width: 50px;
    height: 50px;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translate(50%, -50%) rotate(45deg);
    background: #e41f23;
    z-index: -1;
}

.bottom .xia .nei {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    padding: 0 15px;
    text-align: center;
}

.bottom .xia .nei i {
    font-size: 60px;
    line-height: 0;
    color: #fff;
    width: 70%;
    text-align: left;
    margin-left: 15%;
    display: block;
    margin-bottom: 10px;
    position: relative;
}

.bottom .xia .nei i::after {
    content: '';
    position: absolute;
    bottom: -25px;
    left: 0;
    width: 100%;
    height: 3px;
    background: #fff;
}

.bottom .xia .nei img {
    width: 70%;
    text-align: center;
    margin: auto;
}

.bottom .xia .nei h6 {
    margin-bottom: 0;
    margin-top: 5%;
    font-size: 27px;
    color: #fff;
    font-weight: 100;
    margin-left: 15%;
    width: 70%;
    text-align: left;
}

@media(max-width:1500px) {
    .about_main .col-8 .text p {
        font-size: 21px;
        line-height: 1.9em;
    }

    .bottom .xia .nei i {
        font-size: 50px;
        width: 70%;
        margin-left: 15%;
        margin-bottom: 35px;
    }

    .bottom .xia .nei i::after {
        bottom: -25px;
        height: 3px;
    }

    .medium .left .text p {
        font-size: 21px;
        line-height: 1.9em;
    }

    .bottom .shang p {
        font-size: 16px;
        line-height: 1.9em;
        width: 65%;
    }

    .bottom .xia .nei h6 {
        margin-top: 3%;
        font-size: 19px;
    }
}

@media(max-width:1199px) {
    .top {
        height: 500px;
    }

    .about_main .col-8 .text p {
        font-size: 18px;
        line-height: 1.8em;
    }

    .medium .left .text p {
        font-size: 18px;
        line-height: 1.8em;
    }

    .bottom .shang p {
        font-size: 14px;
        line-height: 1.8em;
        width: 70%;
    }

    .bottom .xia .nei h6 {
        margin-top: 3%;
        font-size: 21px;
    }
}

@media(max-width:991px) {
    .xxx::after {
        display: none;
    }

    .about_main {
        padding-top: 0px;
    }

    .header_wap {
        background: #fff !important;
    }

    .top {
        height: 500px;
    }

    .about_main .col-8 .text p {
        font-size: 16px;
        line-height: 1.7em;
    }

    .shang img {
        height: 150px;
    }

    .medium .left .text p {
        font-size: 16px;
        line-height: 1.7em;
    }

    .bottom .shang p {
        font-size: 14px;
        line-height: 1.8em;
        width: 70%;
    }

    .bottom .xia .nei h6 {
        margin-top: 3%;
        font-size: 21px;
    }

    .bottom .row3 .fl {
        width: 100%;
    }
}

@media(max-width:767px) {
    .medium .left1 {
        width: 100%;
        position: inherit;
        background: #c4c4c4;
    }

    .medium .left1 img {
        width: 100%;
    }

    .medium {
        background: none;
    }

    .top {
        height: auto;
    }

    .bottom .xia .nei i {
        font-size: 30px;
        width: 90%;
        margin-left: 5%;
        margin-bottom: 25px;
    }

    .bottom .xia .nei i::after {
        bottom: -15px;
        height: 3px;
    }

    .top {
        grid-template-columns: 77% 23%;
    }

    .about_main .col-8 {
        width: 100%;
    }

    .about_main .col-8 .text {
        position: initial;
        width: 98%;
        transform: translateY(0%);
        padding: 15px;
    }

    .about_main .col-8 .text p {
        font-size: 13px;
    }

    .medium .left .text p {
        font-size: 13px;
    }

    .medium .left {
        width: 100%;
    }

    .medium .left .text {
        width: 100%;
        padding: 0 15px;
    }

    .bottom .shang p {
        font-size: 13px;
        line-height: 1.7em;
        width: 100%;
        padding: 0 15px;
    }

    .bottom .xia .nei h6 {
        margin-top: 2%;
        font-size: 16px;
        margin-left: 5%;
        width: 90%;
    }

    .bottom .xia::after {
        display: none;
    }
}