header {
    background-color: #FFFFFF;
}

.section-1 {
    position: relative;
    background: url(../images/aboutus-bg.webp) no-repeat center;
    background-size: contain;
    height: 38.083vw;
}

.section-1 .content {
    width: auto;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;

    position: relative;
    top: -7.5vw;
}

.section-1 .title {
    font-size: 80.006px;
    color: #000000;
    line-height: 1.5;
}

.section-1 .sub-title {
    font-family: 'OPPOSans', Arial, sans-serif;
    font-weight: normal;
    font-size: 45.005px;
    color: #399BFC;
    margin-top: 1vw;
    line-height: 2;
}

.section-2 {
    padding: 2.5vw 11.5vw 5vw 12vw;
}

.section-2 .title {
    font-family: 'TaoBaoMaiCaiTi', Arial, sans-serif;
    font-weight: normal;
    font-size: 44.794px;
    color: #000000;
    line-height: 1.5;
}

.company-description {
    margin-top: 2.5vw;
    display: flex;
    justify-content: space-between;
    /* align-items: center; */
    gap: 5vw;
}

.company-description p {
    flex: 1;
    font-size: 24px;
    color: #777777;
    letter-spacing: 2.5px;
    line-height: 2;
}

.section-3 {
    margin-top: 2.5vw;
    padding: 2.5vw 11.5vw 5vw 12vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 5vw;
}

.section-3 img {
    flex: 1;
    width: auto;
    height: 22.135vw;
}

.content-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    /* justify-content: center; */
    align-items: center;
    height: 22.135vw;
}

.content-wrapper .title {
    font-family: 'TaoBaoMaiCaiTi', Arial, sans-serif;
    /* font-weight: normal; */
    font-weight: lighter;
    font-size: 44.794px;
    color: #000000;
    line-height: 1.5;
}

.content-wrapper .company-description p {
    font-size: 24px;
    color: #777777;
    letter-spacing: 2.5px;
    line-height: 2;
}

@media (max-width: 1024px) {
    .section-1 .title {
        font-size: 4.167vw;
    }
    
    .section-1 .sub-title {
        font-size: 2.344vw;
    }

    .section-2 .title {
        font-size: 2.333vw;
    }

    .company-description p {
        font-size: 1.25vw;
        letter-spacing: 0.13vw;
    }

    .content-wrapper .title {
        font-size: 2.333vw;
    }
    
    .content-wrapper .company-description p {
        font-size: 1.25vw;
        letter-spacing: 0.13vw;
    }

    .section-3 img {
        height: 22.135vw;
    }
}

@media (min-width: 1025px) and (max-width: 1280px){
    .section-1{
        height: 50.083vw;
    }

    footer{
        margin-top: 12vw;
    }

    /* .section-3 img {
        height: 275px;
    } */
}

@media (min-width: 1281px) and (max-width: 1397px){
    .section-1{
        height: 45.083vw;
    }

    /* .section-3 img {
        height: 315px;
    } */
}