#aboutus {
        z-index: 1;
        position: relative;
        background-color: #fff;
        overflow: hidden;
        display: flex;
        flex-direction: column;
        font-size: 16px;
        font-weight: 200;
        line-height: 2em;
    }
    #img_desc {
        max-height: 70vh;
        margin: 0;
    }
    #img_slider_about {
        display: grid;
        justify-content: center;
        margin: auto;
        overflow: hidden;
        grid-gap: 20px;
        grid-template-columns: 4fr 4fr 4fr;
        width: 100%;
        max-width: 1820px;
        padding-left: 15px;
        padding-right: 15px;
        margin-top: 50px;
    }
    #aboutus .img-slider .card_link-img {
        max-height: 200px;
    }
    #aboutus .header-pic {
        margin-top: 0;
        width: 100%;
        max-width: 1024px;
    }
    #aboutus .container {
        max-width: 1024px;
        width: auto;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        padding-top: 25px;
        padding-left: 50px;
        padding-right: 50px;
    }
    #aboutus .container.text_m {
        justify-content: center;
    }

    #aboutus .container.text_m .block_a {
        display: flex;
        flex-basis: 50%;
        max-width: 50%;
        order: 1;
        flex-direction: column;
    }
    #aboutus .container.text_m .block_b {
        display: flex;
        flex-basis: 50%;
        max-width: 40%;
        order: 1;
        padding: 25px;
        margin: auto;
        justify-content: center;
    }
    #aboutus .container.text2_m {
        justify-content: center;
        padding-top: 0;
    }
    #aboutus .container.text2_m>p {
        order: 2;
        margin: auto;
    }
    #aboutus .text3 p {
        text-align: center;
        font-size: inherit !important;
        padding: 50px 0;
        font-weight: normal;
        line-height: 1.5;
        color: #000;
        text-align: center;
        margin: auto;
    }

    .section-content {
        position: relative;
        display: flex;
        flex-direction: column;
        flex-wrap: wrap;
    }
    #aboutus .btn.main {
        max-width: 520px !important;
        width: 100% !important;
        font-weight: normal;
    }


    @media (max-width:1920px) {
        #aboutus {
            font-size: 16px;
        }
        #img_slider_about {
            max-width: 1024px;
            padding: 0 50px;
        }
    }
    @media (max-width:1080px) {
        #aboutus {
            font-size: 14px;
        }
        #aboutus .container.text_m .block_b {
            max-width: 35%;
        }
    }
    @media (max-width: 900px) {
        #aboutus {
            font-size: 13px;
        }
        #aboutus .container.text_m .block_b {
            max-width: 50%;
        }
    }
    @media (max-width: 840px) {
        #aboutus {
            font-size: 11px;
        }
        #aboutus .container.text_m .block_b {
            max-width: 40%;
        }
    }
    @media (max-width:720px) and (orientation:portrait) {
        .container div {
            flex-basis: 100% !important;
            max-width: 100% !important;
        }
        #aboutus .container.text_m .block_b {
            padding-left: 0;
            padding-right: 0;
        }
    }