@media (max-width: 768px) {
    * {
        box-sizing: border-box;
    }

    *::before, *::after {
        box-sizing: border-box;
    }

    *::before, *::after {
        box-sizing: border-box;
    }

    #container {
        width: 97%;
        margin: 0 auto;
    }

    #wrapper {
        overflow: hidden;
    }

    #block-nice_menus-1 {
        display: none;
    }

    #block-views-quang_cao-block_1 {
        float: none;
        width: auto;
    }

    #header-bottom {
        display: none;
    }

    #header-1, #header-bottom {
        width: auto;
        position: relative;
    }

    #header {
        height: auto;
    }

    #block-block-2 .titte {
        display: none;
    }

    #block-block-2 .sdt {
        float: none;
        white-space: nowrap;
        margin-left: 10px;
        margin-top: 0;
        padding-top: 7px;
        font-size: 12px;
    }

    #sidebar_left {
        display: none;
    }

    #content-site {
        width: 100%;
        display: inline-block;
    }

    #block-views-quang_cao-block_2 {
        display: none;
    }

    .page-node #center {
        width: 100%;
        float: none;
        padding-right: 0;
    }

    .view-product tr {
        display: flex;
        flex-flow: row wrap;
    }

    .view-product td {
        display: block;
        float: left;
        width: 50%;
        padding: 0;
    }

    .view-product td.col-5 {
        display: none;
    }

    .khung-product {
        width: 100%;
    }

    .anh-ht img {
        width: 100%;
        margin: 0 auto;
        object-fit: cover;
    }

    .khung-product .title {
        width: 100%;
    }

    .khung-product .gia-sp, .khung-product-nho .gia-sp {
        width: 100%;
    }

    #block-views-story-block_1 {
        width: 100%;
    }

    #block-views-story-block_2 {
        width: 100%;
        margin-bottom: 20px;
    }

    #block-views-story-block_1 .image {
        width: auto;
    }

    #block-views-story-block_1 .center-block .content, #block-views-story-block_2 .center-block .content {
        height: auto;
    }

    #block-views-story-block_1 .chi-tiet, #block-views-story-block_2 .item-list {
        padding-left: 5px;
    }

    #block-views-story-block_2 .class_h2 {
        background-repeat: repeat-x;
    }

    #block-menu-menu-footer ul.menu {
        margin: 0;
        text-align: center;
    }

    #block-menu-menu-footer ul li {
        margin: 0;
        display: inline-block;
        float: none;
    }

    #block-menu-menu-footer ul li a {
        font-size: 11px;
    }

    #block-menu-menu-footer {
        background: url("images/bg_menu_footer.png") repeat-x scroll 0 0 #e8e8e8;
        height: auto;
    }

    .lien-he-footer {
        margin-right: 0;
        text-align: center;
    }

    #block-vintech-0 {
        width: 100%;
        padding-bottom: 10px;
    }

    .center-content .images {
        width: 100%;
        text-align: center;
    }

    .center-content .images img {
        max-width: 100%;
        height: auto;
    }

    .top-content {
        width: 100%;
    }

    .thong-tin-sp {
        width: 100%;
    }

    #block-views-product-block_3 .khung-product {
        width: 100%;
    }

    .form-text {
        max-width: 100%;
    }

    .node img {
        max-width: 100%;
        height: auto;
    }

    .tong-quat .title, .tong-quat .mo-ta {
        width: auto;
    }

    .bao-ngoai-story .anh-bai {
        max-width: 40%;
    }

    #show-menu-mobile {
        height: 25px;
        display: block;
        position: absolute;
        top: 35px;
        right: 5px;
        z-index: 9;
        margin-top: 15px;
        cursor: pointer;
        width: 30px;
        text-align: center;
        color: #ffffff;
        text-transform: uppercase;
        line-height: 40px;
        font-weight: bold;
    }

    #show-menu-mobile span {
        float: right;
        width: 25px;
        height: 3px;
        background: #fff;
        margin-top: 5px;
        clear: right;
    }

    .menu-show #menu-overlay {
        display: block !important;
    }

    .menu-show #menu-overlay {
        position: fixed;
        z-index: 998;
        width: 100%;
        height: 100%;
        top: 0;
        left: -80%;
        background: rgba(0, 0, 0, 0.7);
    }

    .menu-show body {
        overflow-x: hidden;
        transform: translate(80%, 0px);
    }

    #main-menu {
        padding: 20px;
        margin: 0;
        transition: transform 0.4s ease 0s;
        position: fixed;
        z-index: 999;
        top: 0;
        left: -80%;
        height: 100%;
        max-width: 440px;
        min-width: 140px;
        width: 80%;
        background: rgba(232, 232, 232, 0.81);
        display: block !important;
    }

    #main-menu ul {
        margin: 0;
        padding: 0;
    }

    #main-menu li {
        list-style: none;
        padding: 0;
        margin: 0;
        position: relative;
    }

    #main-menu li a {
        text-transform: uppercase;
        line-height: 25px;
        padding: 10px 0;
        border-bottom: 1px solid #ddd;
        display: block;
        text-decoration: none;
        color: #222;
    }

    #main-menu li ul {
        display: none;
        padding: 0 10px;
        margin: 0;
    }

    #main-menu li ul li a {
        text-transform: none;
    }

    #main-menu li.expanded a:after {
        display: block;
        content: '+';
        float: right;
        border-left: 1px solid #ddd;
        padding: 0 15px;
    }

    #main-menu li.expanded ul li a:after {
        display: none;
    }
}

@media (max-width: 360px) {
    .view-product td {
        display: block;
        float: left;
        width: 100%;
        padding: 0;
    }

    .view-product td.col-5 {
        display: block;
    }


    .anh-ht img {
        width: auto;
        margin: 0 auto;
        object-fit: cover;
    }
}

.float-contact {
    position: fixed;
    bottom: 20px;
    left: 10px;
    z-index: 99999;
}

.contact-button {
    display: block;
    margin-bottom: 6px;
    border: 0;
    background: transparent;
}

.contact-button a {
    font-size: 15px;
    color: white;
    font-weight: 400;
    text-transform: none;
    line-height: 0;
}

.contact-button a img {
    width: 40px;
    height: auto;
    transform: scale(1);
    transition: all 0.5s ease;
}

.contact-button a:hover img {
    width: 40px;
    height: auto;
    transform: scale(1.2);
}