main .about .content{
    display: flex;
    margin-bottom: 3.645845vw;
}
main .about .banner{
    width: 100%;
    position: relative;
    margin-bottom: 3.12501vw;
}
main .about .banner img{
    width: 100%;
}
main .about .banner .mask{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
}
main .about .banner .mask h1{
    font-size: 48px;
    font-family: 'TitilliumWeb-Bold';
    color: #fff;
}
main .about .content .left{
    max-width: 50%;
    width: 100%;
    min-height: 560px;
    padding: 40px;
    margin-right: 40px;
}
main .about .content .left h2{
    font-size: 40px;
    font-family: 'TitilliumWeb-Bold';
    margin-bottom: 30px;
}
main .about .content .left div.line{
    width: 200px;
    height: 2px;
    background-color: #cd1825;
    margin-bottom: 30px;
}
main .about .content .left h3{
    font-size: 20px;
    font-family: 'TitilliumWeb-Bold';
    margin-bottom: 30px;
}
main .about .content .left p{
    color: #404040;
    line-height: 35px;
}
main .about .content .right{
    max-width: 920px;
    width: 100%;
}
main .about .content .right div img{
    max-width: 380px;
    max-height: 250px;
    object-fit: cover;
    box-shadow: 0 0 10px rgba(0, 0, 0,0.2);
}
main .about .content .right .center{
    margin-top: -7%;
    margin-left: 30%;
}
main .about .content .right .btm{
    margin-top: -7%;
    margin-left: 10%;
}
main .about .content .right .btmr{
    margin-top: -7%;
    margin-left: 25%;
}
main .about .content .right .img{
    display: flex;
    margin-bottom: 40px;
    max-height: 230px;
}
main .about .content .right h4{
    font-size: 20px;
    font-family: 'TitilliumWeb-Bold';
    text-align: center;
    margin: 20px 0;
}
main .about .content .right .map{
    display: flex;
    align-items: baseline;
}
main .about .content .right .map svg{
    flex-shrink: 0;
}
main .about .content .right .img img{
    width: 50%;
    object-fit: cover;
}
/* main .about .content .right .img img:first-child{
    margin-right: 40px;
} */
main .about .content .right>img{
    width: 100%;
    max-height: 290px;
    object-fit: cover;
}
main .about .content2{
    flex-direction: row-reverse;
}
main .about .content2 .right .img{
    position: relative;
    padding: 20px;
}
main .about .content2 .right .img img{
    width: 100%;
    max-width: none;
    max-height: none;
    position: relative;
    z-index: 9;
}
main .about .content2 .right .img{
    max-height: none;
    position: relative;
}
main .about .content2 .right .img .mask{
    position: absolute;
    width: 80%;
    height: 100%;
    top: 0;
    left: 0;
    box-shadow: 0 0 10px rgba(0, 0, 0,0.2);
}

main .four-box .content{
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 5.20835vw;
}
main .four-box .content .box{
    width: 50%;
    padding: 60px;
    display: flex;
    align-items: center;
    position: relative;
}
main .four-box .content .box:nth-child(1)::after{
    position: absolute;
    width: 100%;
    height: 1px;
    background: #e5e5e5;
    content: '';
    left: 0;
    bottom: -1px;
}
main .four-box .content .box:nth-child(2)::after{
    position: absolute;
    width: 1px;
    height: 100%;
    background: #e5e5e5;
    content: '';
    left: 0;
    bottom: 0;
}
main .four-box .content .box:nth-child(3)::after{
    position: absolute;
    width: 1px;
    height: 100%;
    background: #e5e5e5;
    content: '';
    right: -1px;
    bottom: 0;
}
main .four-box .content .box:nth-child(4)::after{
    position: absolute;
    width: 100%;
    height: 1px;
    background: #e5e5e5;
    content: '';
    left: 0;
    top: 0;
}
main .four-box .content .box .left{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-right: 70px;
    max-width: 150px;
    width: 100%;
}
main .four-box .content .box .left img{
    margin-bottom: 10px;
}
main .four-box .content .box .left h3{
    font-size: 20px;
    font-family: 'TitilliumWeb-Bold';
}
main .four-box .content .box .right ul li{
    padding-left: 15px;
    position: relative;
    color: #999;
    margin: 10px 0;
}
main .four-box .content .box .right ul li::after{
    position: absolute;
    content: '';
    top: 10px;
    left: 0;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #999;
}

.certification{
    background: #19293A;
    padding: 6.25002vw 0;
    color: #fff;
}
.certification .top{
    display: flex;
    justify-content: space-between;
    padding-left: 40px;
    padding-right: 120px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255,0.1);
}
.certification .top .left{
    display: flex;
}
.certification .top .left h3{
    font-size: 40px;
    font-family: 'TitilliumWeb-Bold';
    max-width: 220px;
}
.certification .top .left p{
    max-width: 600px;
    margin-left: 70px;
}
.certification .btm{
    margin-top: 50px;
    display: flex;
    justify-content: space-around;
}

.gallery {
    padding: 5.20835vw 0;
}
.gallery .gallery-in .img{
    margin-bottom: 20px;
}
.gallery .gallery-in img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.gallery .gallery-in .gallery-btm{
    display: flex;
}
.gallery .gallery-in .gallery-btm .left{
    max-width: 800px;
    width: 100%;
    margin-right: 20px;
}
.gallery .gallery-in .gallery-btm .left .top{
    height: 480px;
}
.gallery .gallery-in .gallery-btm .left .gallery-small{
    display: flex;
    height: 300px;
} 
.gallery .gallery-in .gallery-btm .left .gallery-small .one{
    margin-right: 20px;
}
.gallery .gallery-in .gallery-btm .right{
    max-width: 580px;
    width: 100%;
}
.gallery .gallery-in .gallery-btm .right .more{
    height: 300px;
    width: 100%;
    background: #19293A;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.5s;
}
.gallery .gallery-in .gallery-btm .right .img{
    height: 480px;
}
.gallery .gallery-in .gallery-btm .right .more:hover{
    background: #cd1825;
}
.gallery .gallery-in .gallery-btm .right .more .txt{
    display: flex;
    align-items: center;
}
.gallery .gallery-in .gallery-btm .right .more img{
    width: auto;
    height: auto;
    margin-bottom: 20px;
}
.gallery .gallery-in .hidden{
    display: none;
}
.gallery .gallery-in .gallery-btm .right .more .txt p{
    font-size: 20px;
    font-family: 'Barlow-Medium';
    color: #fff;
    margin-right: 10px;
}

@media (max-width:1279px) {
    main .about .content{
        flex-direction: column;
    }
    main .about .content .left{
        max-width: 100%;
        margin-right: 0;
        margin-bottom: 30px;
        min-height: auto;
    }
    main .four-box .content .box{
        width: 100%;
        border-top: 1px solid #e5e5e5;
    }
    main .four-box .content .box::after{
        content: none !important;
    }
}
@media (max-width:1023px) {
    main .about .content .right .img{
        justify-content: center;
        align-items: center;
        overflow: hidden;
    }
    .certification .top{
        padding: 0 40px;
        padding-bottom: 30px;
    }
    .certification .content .top .left{
        flex-direction: column;
    }
    .certification .top .left p{
        margin-left: 0;
        margin-top: 30px;
    }
    .certification .btm{
        flex-wrap: wrap;
    }
    .certification .btm img{
        width: 16%;
    }
    .gallery .gallery-in .gallery-btm{
        flex-direction: column;
    }
    .gallery .gallery-in .gallery-btm .left{
        width: 100%;
        margin-right: 0;
    }
    .gallery .gallery-in .gallery-btm .right{
        width: 100%;
        max-width: 100%;
        display: flex;
        flex-direction: column-reverse;

    }
    .gallery .gallery-in .gallery-btm .right .more{
        padding: 30px 0;
    }
}
@media (max-width:767px) {
    main .about .content .left{
        padding: 30px 15px;
    }
    main .about .content .right .img img:first-child{
        margin-right: 10px;
    }
    main .about .content .right .img{
        margin-bottom: 10px;
    }
    main .four-box .content .box{
        flex-direction: column;
        padding: 15px;
    }
    main .four-box .content .box .left{
        margin-right: 0;
    }

    .gallery .content .title{
        margin-bottom: 30px;
    }
    .gallery .gallery-in .gallery-btm .left .top{
        height: 240px;
    }
    .gallery .gallery-in .gallery-btm .left .gallery-small{
        height: 150px;
    }
    .gallery .gallery-in .gallery-btm .right .img{
        height: 240px;
    }
    .gallery .gallery-in .gallery-btm .right .more{
        height: 200px;
    }
    .gallery .gallery-in .img{
        margin-bottom: 10px;
    }
    .gallery .gallery-in img{
        margin-bottom: 10px;
    }
    .gallery .gallery-in .gallery-btm .left .gallery-small img{
        margin-bottom: 10px;
    }
    .gallery .gallery-in .gallery-btm .left .gallery-small .one{
        margin-right: 10px;
    }
    .certification .top .left h3{
        font-size: 24px;
        max-width: 100%;
    }
    .certification .top{
        flex-direction: column;
        padding: 0 15px;
    }
    .certification .content .top .right{
        margin: 30px 0;
    }
    .certification .content .top .right img{
        margin: 0 auto;
    }
    main .about .content .left h2{
        font-size: 24px;
        margin-bottom: 20px;
    }
    main .about .content .right div img{
        max-width: 80%;
    }
    main .about .content .right .center img{
        max-width: 100%;
    }
    main .about .banner .mask h1{
        font-size: 24px;
    }
    main .about .banner{
        height: 200px;
    }
    main .about .banner img{
        height: 100%;
        object-fit: cover;
    }
    main .about .content .right .center{
        margin-left: 20%;
    }
}