/* mobile */

@media (max-width: 739px) {
    html {
        max-width: 100%;
        max-height: 100%;
        overflow: auto;
    }
    .header {
        position: relative;
        margin: 8px 0px;
        width: 100%;
        margin: 0;
    }
    .container {
        position: absolute;
        margin: 50px 0 0 0;
    }
    .header-menu {
        display: block;
    }
    .header_items a {
        margin-left: 8px;
        display: block;
    }
    .header_list {
        background: aliceblue;
        border: 1px solid #266cec;
        border-radius: 4px;
        margin: 0;
        padding-left: 0px;
    }
    .header_list-mobile {
        display: none;
        padding-left: 0;
        z-index: 1;
        list-style: none;
    }
    .header_list:hover .header_list-mobile {
        display: block;
        background: none;
    }
    .menu-mobile {
        margin-left: 11px;
    }
    .gird__column-2 {
        display: block;
        width: 62%;
    }
    .content_LT {
        margin: 0 20px;
        width: 82%;
    }
    .container h1 {
        font-size: 25px;
        text-align: inherit;
        margin: 20px 10px;
    }
    .content__HD {
        width: 82%;
    }
    .video {
        width: 90%;
    }
    .container__note {
        margin-left: 24px;
    }
    .BT__output-1 {
        max-width: 90%;
    }
    .BT__noi-dung {
        width: 90%;
    }
    
    
}