.z_pro_left {
    top: 86px;
    align-items: flex-start;
    justify-content: flex-start;
}

.proDetail {
    margin-top: 0;
}

.lh-news.proDetail {
    padding-bottom: 140px;
}

.z_pro_style:nth-last-of-type(1) {
    margin-bottom: 0;
}

.lh-return.proDetail {
    position: unset;
    color: #000;
    display: flex;
    align-items: center;
    margin-top: 70px;
    padding-left: 0;

    color: #000000;
    line-height: 26px;
}

.lh-return.proDetail .line {
    display: block;
    width: 38px;
    height: 1px;
    background: #E5E5E5;
    position: relative;
}

.lh-return.proDetail .line:before {
    content: '';
    display: block;
    width: 11px;
    height: 1px;
    background: #000;
    position: absolute;
    left: 0;
    top: 50%;
}

.lh-return.proDetail .line:after {
    content: '';
    display: block;
    width: 1px;
    height: 7px;
    background: #000;
    position: absolute;
    left: 0;
    top: 50%;
    margin-top: -3px;
}

/* .z_pro_left {
    width: 31vw;
}  */
.z_pro_left>div {
    padding: 0 0 0 8vw;
}

.z_pro_left>div>.ccont {
    padding-top: 0;
    max-height: 33vh;
    padding-right: 20px;
}

.z_pro_left>div>.ccont:before {
    content: none;
}

.z_line {
    margin-top: 50px;
}

em:nth-of-type(1) {
    margin-top: 0;
}

.z_pro_left,
.z_pro_left pre {

    color: #000000;
    line-height: 26px;
}

.z_pro_style {
    width: 64vw;
}

.z_pro_left .name {
    line-height: 1.5;
}

@media(max-width:1680px) {
    .lh-news.proDetail {
        padding-bottom: 100px;
    }
}

@media(max-width:1440px) {

    .lh-news.proDetail {
        padding-bottom: 80px;
    }

    .z_pro_left {
        width: 27vw;
    }

    .z_pro_left>div {
        padding: 0 0 0 5vw;
    }
}

@media(max-width:1280px) {
    .z_pro_left {
        width: 29vw;
    }

    .lh-return.proDetail {
        margin-top: 60px;
    }

    .lh-news.proDetail {
        padding-bottom: 60px;
    }
}

@media(max-width:1024px) {
    .lh-return.proDetail {
        margin-top: 40px;
    }

    .lh-news.proDetail {
        padding-bottom: 30px;
    }
}

@media(max-width:980px) {
    main {
        width: 92%;
        margin: 0 auto;
    }

    .lh-news {
        padding: 0;
    }

    .z_pro_style {
        width: 100%;
    }

    .z_pro_left {
        top: 60px;
        padding-bottom: 40px;
        width: 100%;
    }

    .z_pro_left .name {
        margin: 30px 0 2vh;
    }

    .z_pro_left>div>.ccont {
        margin-top: 20px;
    }

    .z_line {
        margin-top: 20px;
    }

    .z_pro_left>div {
        padding: 0;
        width: 92%;
        margin: 0 auto;
    }

    .z_pro_style li {
        margin-bottom: 0px !important;
    }

    .z_pro_style1 ul,
    .z_pro_style2 {
        display: grid;
        grid-template-columns: repeat(1, 1fr);
        grid-gap: 25px;
    }

    .clearfix:after {
        content: none;
    }
}

@media(max-width:768px) {
    .lh-return.proDetail {
        margin-top: 30px;
    }

    /* .lh-news.proDetail {
        padding-bottom: 20px;
    } */

    .z_pro_left {
        padding-bottom: 20px;
    }
}