@media screen and (max-width: 425px) {
    .main-text-mobile-small {
        display: block;
    }
    .main-text-mobile {
        display: none;
    }
    .topnav-mobile .support-team {
        width: 89vw;
        font-size: 12px;
    }
    .main-text-mobile-small {
        text-align: left;
        font-size: 32px;
        padding: 7px;
    }
    #swiper-show-1024 .sub-title-swiper-show {
        padding: 0vw 20px;
        width: 100vw;
    }
    .nav {
        width: 100%;
        top: 60px;
    }
    .nav .login {
        margin-bottom: 20px;
    }

    .nav.active {
        right: 0;
    }
    hr {
        margin: 0px 0px;
    }
    .nav ul li {
        margin: 0px 0px;
    }
    .menu .toggle {
        padding: 15px;
        font-size: 16px;
    }
    .nav .btn-show,
    .nav .btn-show-use {
        font-size: 16px !important;
    }
    #swiper-show-1024 .swiper-button-prev {
        left: -30%;
    }
    #swiper-show-1024 .swiper-button-next {
        right: -30%;
    }
    #swiper-review .swiper-button-prev {
        left: 40%;
    }
    #swiper-review .swiper-button-next {
        right: 40%;
    }

    #swiper-review .swiper-button-prev,
    #swiper-review .swiper-button-next {
        height: 38px;
        width: 38px;
        top: 870px;
    }
    .register-footer {
        padding: 20px;
    }
    .text-register {
        font-size: 24px;
    }
    .register-footer .btn {
        font-size: 16px;
    }
    .swiper-container {
        height: 130px;
    }
    #swiper .swiper-button-prev,
    #swiper .swiper-button-next {
        width: 38px;
        height: 38px;
    }
    .section-1-all-frame {
        width: 300px;
        height: 300px;
        margin-top: 50px;
        left: 50%;
        transform: translateX(-50%);
    }
    .sec-1 .col-md-7 {
        width: 100%;
        text-align: center;
    }
    .sec-1 .col-md-5 {
        width: 100%;
    }
    .main-content {
        padding-top: 19.2px !important;
    }
    .main-text {
        display: none;
    }
    .nav.active {
        display: block;
    }
    .package-show-1024 {
        display: flex;
    }
    .topnav-mobile {
        display: block;
    }
    .topnav {
        display: none;
    }

    .price-year {
        font-size: 30.72px !important;
    }

    .package-show {
        display: none;
    }

    .sec-3-small-a {
        color: #0a3d62;
        font-size: 16px;
    }

    .register-footer {
        width: 90%;
    }
    .screen-full {
        display: none;
    }
    .screen-1024 {
        display: block;
    }
    .footer-2 {
        padding-top: 140px;
        height: 1400px;
    }
    .footer-2 .col-md-3 {
        width: 50%;
    }
    .footer-3 .col-md-6 {
        width: 100%;
    }
    .footer-3 .footer-group {
        margin-top: 5px;
    }
    .footer-3 .footer-3-height:last-child {
        height: 640px;
    }
    .margin-top-footer-3 {
        margin-top: 210px;
    }
    .show-map {
        margin-top: 20px;
    }
    .footer-culumn {
        padding: 0vw 25px;
        margin-left: 0vw;
    }
    .sec-6-1024 {
        display: block;
    }
    .sec-6-upper {
        display: none;
    }
    #swiper-review {
        height: 920px;
        margin-top: -100px;
    }
    .sec-6-1024 .sec-6-sub-main {
        text-align: center;
        font-size: 20px !important;
        font-weight: 500;
        font-style: italic;
        display: block;
        min-height: 150px;
        margin: 0px auto;
    }
    .sec-6-1024 .sec-6-sub {
        text-align: center;
        font-size: 16px !important;
        font-weight: 500;
        font-style: italic;
    }
    .sec-6-1024 .line {
        text-align: center;
        width: 40px;
        border-top: 4px solid #0a3d62;
        border-radius: 19.2px;
    }
    .sec-6-1024 .show-review {
        font-size: 16px;
        text-align: center;
        margin-top: 20px;
        color: #0a3d62;
        margin-bottom: 20px;
    }
    .sec-6-1024 .sub-icon {
        font-size: 16px;
    }
    .hr {
        padding: 0vw 3vw;
        margin: 0vw 4vw;
        margin-top: -19.2px;
        height: 76.8px;
        border-top: unset;
        border-bottom: 2px solid white;
        background-color: #0a3d62;
    }
    .footer-3-height {
        margin: 0vw 25px !important;
        height: 360px;
    }
    .topnav {
        font-size: 30px;
        margin-top: 0vw;
        height: 245.76px;
        box-shadow: 0 7.488px 14.976px rgba(0, 0, 0, 0.3);
    }
    .footer-culumn {
        width: 100vw;
    }
    .groub-text {
        padding-left: 15px;
    }

    .q-r-code {
        width: 110px;
        height: 110px;
    }
    .show-device img {
        width: 95px;
        height: 35px;
        padding: 0px 5px;
    }
    .show-device-icon {
        margin-top: -45px;
        margin-left: -210px;
    }
    .show-device {
        flex-direction: column;
    }
    .show-device img:first-child {
        margin-top: 0px;
    }
    .show-device img {
        margin-top: 5px;
    }
    .container-fluid {
        margin-top: 53.76px;
        width: 90vw;
        margin-left: 20px;
        margin-right: 0px;
    }
    .show-device-icon i {
        font-size: 30px;
    }
    .show-device-icon img {
        height: 30px;
    }
    .line-btn {
        width: 116px;
        height: 36px;
    }
    .topnav .topnav-menu {
        width: 60%;
    }
    .topnav .navbar-nav .nav-link {
        padding: 19.2px;
    }

    .btn-show {
        margin-right: 30px;
        font-size: 30px !important;
    }

    .btn-show-use {
        font-size: 30px !important;
    }

    .show-top {
        margin-top: 3.84px;
        width: 100vw !important;
    }

    .topnav .show-phone {
        padding: 14.976px;
        padding-top: 18.816px;
        border-radius: 13px;
        box-shadow: 0 7.488px 14.976px rgba(0, 0, 0, 0.3);
    }

    .topnav .show-phone:hover {
        box-shadow: 0 22.464px 30px rgba(0, 0, 0, 0.5);
    }

    .topnav i {
        margin-top: 3.84px;
    }

    .topnav .login {
        margin-top: 18.816px;
    }

    .login i {
        margin-right: 9.408px;
    }

    .nav-link {
        font-size: 33.792px !important;
    }

    .main-content {
        padding-top: 243.84px;
    }

    .container-front {
        width: 100vw;
        margin-left: 0px;
    }

    .main-text {
        font-size: 40px;
        margin-bottom: 28px;
    }

    .margin-show {
        margin-top: 50px;
        margin-bottom: 350px;
    }

    .check-detail {
        font-size: 16px;
        text-align: left;
        padding-left: 20px;
    }

    .section-1-btn-1,
    .section-1-btn-2 {
        margin-top: 20px;
        font-size: 16px;
        margin-right: 10px;
    }

    .section-1-all-frame {
        width: 300px;
        height: 300px;
    }

    .section-1-frame-1,
    .section-1-frame-2,
    .section-1-frame-3,
    .section-1-frame-4 {
        width: 140px;
        height: 140px;
        border-radius: 12px;
    }
    #swiper-show-1024 .title-swiper-show {
        font-size: 30px;
    }
    .section-2 {
        height: 360px;
    }

    .text-sec-2 {
        font-size: 26px;
        margin-top: -270px;
    }
    .section-2 .col-6 {
        width: 100%;
        display: flex;
        justify-content: center;
        text-align: center;
    }
    .video {
        width: 308px;
        height: 173px;
        margin-left: 0px;
        margin-top: 85px;
    }

    .sec-3-small,
    .sec-4-small {
        font-size: 18px;
        margin-bottom: 15px;
        margin-top: 15px;
    }

    .sec-3-main,
    .sec-4-main {
        font-size: 26px;
        margin-bottom: 25px;
    }

    .sec-3-function {
        margin-bottom: 0vw;
    }

    .sec-3-btn,
    .sec-4-btn {
        font-size: 16px;
        padding: 18.816px 84.288px;
    }

    .sec-4-select {
        font-size: 33.792px;
    }

    .sec-4-month {
        margin-top: 9.408px;
        margin-right: 37.44px;
        font-size: 20px;
    }
    .form-switch .form-check-input .sec-4-switch input {
        margin-left: -0.5em !important;
        margin-right: 0px;
        margin-top: 5px;
    }
    .sec-4-switch {
        padding-left: 70px;
        padding-right: 0px;
        margin-right: -67px;
    }
    .sec-4-switch input {
        width: 36px !important;
        height: 20px !important;
    }

    .sec-4-year {
        margin-top: 9.408px;
        margin-left: 37.44px;
        font-size: 20px;
    }

    .sec-4-show-package {
        margin-top: 30px;
        padding-right: 0px;
    }
    .sec-4-show-package .col-10 {
        padding-left: 0px;
    }
    .sec-4-package-top-margin {
        margin-top: 76.8px !important;
    }
    .sec-4-package .text-type {
        height: 30px;
    }
    .sec-4-package .text-type-eng {
        height: 26px;
    }
    .sec-4-package .btn-package {
        font-size: 16px !important;
        width: max-content !important;
        padding-left: 20px;
        padding-right: 20px;
    }
    .btn-package,
    .sec-4-package .btn-package-end {
        width: max-content !important;
        /* font-size:28.8px !important; */
    }
    .sec-4-package .text-course-group {
        /* font-size: 30.72px; */
        height: 172.8px;
    }
    .sec-4-package .background-show {
        width: 120%;
        height: 576px;
        margin-top: -100px;
    }
    .show-on-off {
        color: #0a3d62;
    }
    .show-on-off .bx-chevron-down.active {
        display: inline;
    }
    .show-on-off .bx-chevron-down {
        display: none;
    }
    .show-on-off .bx-chevron-up.active {
        display: inline;
    }
    .show-on-off .bx-chevron-up {
        display: none;
    }
    .background-show.active {
        height: max-content;
    }
    .best-value {
        width: 100%;
        padding-right: 0px;
        height: 31.3px;
        margin-left: 0px;
    }
    .sec-4-package-top-border .sec-4-package {
        border-top-left-radius: 0px;
        border-top-right-radius: 0px;
    }
    .text-best {
        font-size: 15px;
    }
    .sec-4-package {
        margin: 0 0;
        height: 380px;
        border-radius: 7px;
    }
    .sec-4-package.active {
        height: max-content;
    }
    .show-on-off {
        font-size: 16px;
    }
    .list-top {
        margin-top: 10px;
        display: none;
    }

    .list-top.active {
        display: block;
    }
    /* .background-show .list-title{
                    font-size: 34.56px;
                    font-weight: 600;
                    margin-bottom: 5.76px;
                }
                .background-show .fa-logo{
                    width:38.4px;
                    height:38.4px;
                }
                .background-show .list-show{
                    font-size:34.56px;
                }
                .background-show .list-show .bx-check{
                    width:34.56px;
                    height:34.56px;
                }
                .background-show .ul-show{
                    font-size:34.56px;
                } */
    .sec-5-main {
        font-size: 26px;
    }

    .sec-5-promo {
        display: none;
    }
    .sec-5-promo-mobile {
        display: block;
        height: 292.8px !important;
        width: 90vw;
        margin: 30px auto;
    }

    .sec-5-bottom {
        font-size: 37.44px;
    }

    .sec-5-bottom i {
        font-size: 24px;
        line-height: 45.4px;
        margin-left: 18px;
    }

    .sec-5-bottom span {
        margin-bottom: 18.816px;
        margin-left: 5px;
        margin-top: 13px;
        text-align: left;
    }
    .section-6 {
        margin-bottom: 80.64px;
    }
    .sec-6-main {
        font-size: 26px !important;
    }
    .sec-6-sub {
        margin-top: 11.52px;
        font-size: 16px;
    }
    .sec-6-box .sec-6-box-1 {
        position: relative;
        border-radius: 19.2px;
        width: 318px !important;
        height: 406px !important;
        border: 0.96px solid black;
        background-color: white;
        z-index: 1;
    }
    .sec-6-box .sec-6-box-2 {
        position: absolute;
        left: 36.32px !important;
        top: 65.656px !important;
        border-radius: 19.2px;
        width: 318px !important;
        height: 376px !important;
        border: 0.96px solid black;
        background-color: white;
    }
    .sec-6-box {
        margin-top: 60px;
    }
    .sec-6-box-1 {
        border-radius: 26.688px !important;
        width: 409.152px !important;
        height: 456.576px !important;
    }
    .sec-6-box-2 {
        left: 47.616px !important;
        top: 76.8px !important;
        border-radius: 26.688px;
        width: 409.152px !important;
        height: 409.152px !important;
        border: 1.344px solid black;
    }
    .sec-3-btn {
        padding: 5px 20px;
        height: 38px;
        min-width: 155px;
    }
    #swiper-show {
        margin-top: 96px;
    }
    .swiper-button-prev i,
    .swiper-button-next i {
        font-size: 38.4px !important;
    }

    #swiper-show .title-swiper-show {
        color: #0a3d62;
        font-size: 26.88px;
    }
    #swiper-show .sub-title-swiper-show {
        color: black;
        font-size: 38.4px;
    }
    #swiper-show .detail-swiper-show {
        color: black;
        font-size: 30.72px;
    }
    #swiper-show .button-swiper-show {
        color: #0a3d62;
        font-size: 26.88px;
        background-color: #2b465a29;
        border-radius: 19.2px;
        padding: 0.96px 38.4px;
    }
    #swiper-show .img-show {
        border-radius: 38.4px;
        height: 403.2px;
        width: 604.8px;
    }
    #swiper-show-1024 .sec-3-btn {
        margin-top: 0vw;
    }
    #swiper-show-1024 .show-btn-sec {
        display: flex;
        justify-content: center;
        width: 100vw;
    }
    .swiper-button-prev i,
    .swiper-button-next i {
        font-size: 24px !important;
    }
    #swiper-show-1024 .swiper-button-next,
    #swiper-show-1024 .swiper-button-prev {
        width: 38px;
        height: 38px;
        margin-left: 180px;
        margin-right: 180px;
        transform: translateY(40%);
        background-color: #0a3d62;
        border-radius: 50%;
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        top: 37px;
    }
    .package-main {
        font-size: 20px !important;
    }
    .package-sub {
        font-size: 16px !important;
    }
    .price-main {
        font-size: 16px !important;
    }
    .price-number {
        font-size: 36px !important;
    }
    .price-unit {
        font-size: 16px !important;
    }
    .price-detail {
        font-size: 12px !important;
    }
    .price-year {
        font-size: 12px !important;
    }
    .btn-package {
        font-size: 16px !important;
        padding-left: 140px;
        padding-right: 140px;
    }
    #swiper-show-1024 .sub-title-swiper-show,
    #swiper-show-1024 .button-swiper-show {
        font-size: 16px;
    }
    #swiper-show-1024 .img-show {
        width: 346px;
        height: 252px;
        border-radius: 20px;
    }
    #swiper-show-1024 {
        height: 737px;
    }
    .slider-container {
        margin: 0px 0px;
    }
    #swiper {
        width: 98%;
        margin: 0px auto;
    }
    #swiper .swiper-slide {
        width: calc(100% - 15%) !important;
        margin-left: 7%;
        margin-right: 7%;
    }
    #swiper .swiper-button-next {
        margin-right: 10px;
    }
}