#down .banner {
    position: relative;
}

#down .banner>img {
    width: 100%;
}

#down .banner .info {
    width: 29.84%;
    position: absolute;
    left: 50.72%;
    top: 50%;
    transform: translateY(-50%);
    color: #fff;
}

#down .banner .info .font36 {
    font-size: 36px;
    margin-bottom: 20px;
}

#down .banner .info .font16 {
    font-size: 16px;
    line-height: 30px;
}

#down .banner .info .img_box {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    position: relative;
    margin-top: 2rem;
}

#down .banner .info .img_box img {
    max-width: 90%;
}

#down .banner .info .img_box .left {
    width: 50%;
    height: 100%;
    position: absolute;
    left: 0;
    box-sizing: border-box;
    padding: 1rem 0;
}

#down .banner .info .img_box .left .box {
    width: 100%;
    height: 100%;
    justify-content: space-around;
    display: flex;
    flex-direction: column;
}

#down .banner .info .img_box .left .box a {
    display: flex;
    width: 95%;
    height: 55px;
    line-height: 55px;
    color: #fff;
    background: #000;
    border-radius: 28px;
    align-items: center;
    font-size: 18px;
    justify-content: center;
}

#down .banner .info .img_box .left .box a img {
    width: 26px;
    margin-right: 15px;
}

#down .banner .info .img_box .left .box a.active {
    background: #003DA5;
}

#down .banner .info .img_box .right {
    width: 50%;
    text-align: right;
    flex: none;
    display: flex;
    justify-content: end;
}

#down .banner .info .img_box .right .r_box {
    max-width: 90%;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: flex-end;
    width: max-content;
}

#down .banner .info .img_box .right .r_box img {
    max-width: 100%;
    display: none;
}

#down .banner .info .img_box .right .r_box img.active {
    display: block;
}

#down .banner .info .img_box .right .r_box .sao {
    padding-top: 16px;
    display: block;
    flex: none;
    width: 100%;
    text-align: center;
}

#down .container1 {
    padding-bottom: 80px;
}

#down .down_content {
    padding-top: 68px;
}

#down .down_content h2 {
    font-size: 36px;
    padding-bottom: 20px;
    position: relative;
    text-align: center;
    margin-bottom: 60px;
    font-weight: 400;
}

#down .down_content h2::after {
    content: '';
    width: 50px;
    height: 4px;
    background: #003DA5;
    position: absolute;
    left: calc(50% - 25px);
    bottom: 0;
}

#down .down_content .down_list {
    display: flex;
    flex-wrap: wrap;
}

#down .down_content .down_list li {
    flex: none;
    width: 28.846%;
    margin-right: 6.73%;
    margin-bottom: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid #E4E4E4;
    border-radius: 10px;
    padding: 26px 26px;
    box-sizing: border-box;
}

#down .down_content .down_list li:nth-child(3n) {
    margin-right: 0;
}

#down .down_content .down_list li .left {
    flex: none;
    width: calc(100% - 10px - 48px);
}

#down .down_content .down_list li .left .font20 {
    font-size: 20px;
    color: #000;
    font-weight: bold;
    margin-bottom: 40px;
}

#down .down_content .down_list li .left .l_btm {
    display: flex;
    color: #666;
    font-size: 14px;
}

#down .down_content .down_list li .left .l_btm .icon_down {
    flex: none;
    width: 40%;
    box-sizing: border-box;
    padding-left: 22px;
    background: url(../image/icon11.png) no-repeat left center;
    background-size: 16px 16px;
}

#down .down_content .down_list li .left .l_btm .icon_size {
    flex: none;
    width: 60%;
    box-sizing: border-box;
    padding-left: 22px;
    background: url(../image/icon21.png) no-repeat left center;
    background-size: 22px 20px;
}

#down .down_content .down_list li .down {
    display: inline-block;
    background: url(../image/down.png) no-repeat left center;
    background-size: 48px 41px;
    width: 48px;
    height: 41px;
}

#down .down_content .down_list li:hover {
    background: #003DA5;
}

#down .down_content .down_list li:hover .left .font20,
#down .down_content .down_list li:hover .left .l_btm {
    color: #fff;
}

#down .down_content .down_list li:hover .left .l_btm .icon_down {
    background: url(../image/icon1_a1.png) no-repeat left center;
    background-size: 12px 12px;
}

#down .down_content .down_list li:hover .left .l_btm .icon_size {
    background: url(../image/icon2_a1.png) no-repeat left center;
    background-size: 12px 13px;
}

#down .down_content .down_list li:hover .down {
    background: url(../image/down_a.png) no-repeat left center;
    background-size: 48px 41px;
}

@media screen and (max-width: 1500px) {
    #down .banner .info .img_box .left .box a {
        height: 48px;
        line-height: 48px;
        font-size: 17px;
    }
    #down .banner .info .img_box .left .box a img {
        width: 22px;
    }
    #down .down_content .down_list li {
        width: 30.846%;
        margin-right: 3.73%;
    }
    #down .down_content .down_list li .down {
        width: 38.4px;
        height: 32.8px;
        background-size: 38.4px 32.8px;
    }
    #down .down_content .down_list li:hover .down {
        background-size: 38.4px 32.8px;
    }
    #down .down_content .down_list li .left .l_btm {
        font-size: 13px;
    }
}


/* 手机端样式 */

@media screen and (max-width: 1024px) {
    #down .banner .info {
        width: 87%;
        left: 6.5%;
    }
    #down .banner .info .mbimg img {
        max-width: 100%;
    }
    #down .banner .info .font36 {
        font-size: 21px;
        margin-top: 30px;
        margin-bottom: 11px;
    }
    #down .banner .info .font16 {
        font-size: 15px;
        line-height: 25px;
    }
    #down .banner .info .img_box {
        flex-direction: column;
        margin-top: 0.6rem;
    }
    #down .banner .info .img_box .left {
        position: initial;
        width: 64%;
    }
    #down .banner .info .img_box .left img {
        max-width: 100%;
    }
    #down .banner .info .img_box .left .box a {
        margin-bottom: 12px;
    }
    #down .banner .info .img_box .right {
        width: 60%;
        text-align: center;
        justify-content: center;
    }
    #down .banner .info .sao {
        display: block;
        float: none;
        font-size: 12px;
        padding-top: 10px;
    }
    #down .container1 {
        padding-bottom: 20px;
    }
    #down .down_content {
        padding-top: 2.6rem;
        padding-bottom: 30px;
    }
    #down .down_content h2 {
        font-size: 22px;
        padding-bottom: 11px;
        margin-bottom: 30px;
    }
    #down .down_content h2::after {
        width: 25px;
        height: 2px;
        left: calc(50% - 12.5px);
    }
    #down .down_content .down_list {
        flex-direction: column;
    }
    #down .down_content .down_list li {
        width: 100%;
        margin-right: 0;
        margin-bottom: 13px;
    }
    #down .down_content .down_list li .left {
        width: calc(100% - 55px);
    }
    #down .down_content .down_list li .left .font20 {
        font-size: 17px;
    }
    #down .down_content .down_list li .left .l_btm .icon_down {
        font-size: 12px;
    }
    #down .down_content .down_list li .down {
        width: 37.5px;
        height: 32px;
        background-size: 37.5px 32px;
    }
    #down .down_content .down_list li:hover .down {
        width: 37.5px;
        height: 32px;
        background-size: 37.5px 32px;
    }
}