.row {
    margin-right: -7.5px;
    margin-left: -7.5px;
}

.row>div {
    padding-right: 7.5px;
    padding-left: 7.5px;
}

.bg-main {
    background: var(--color-main);
}

/*--------------------------------------------------------------------------
|  Header
--------------------------------------------------------------------------*/
.setting-menu.fix {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 999;
}

.header-top > .container > .row > div:nth-child(2) {
    display: flex;
    justify-content: flex-end;
}

.topbar-section .language-switch ul.topbar-dropdown a:hover {
    color: black;
}

.menu-section ul li a.language-switch:hover {
    background: none;
}

.entire-action-header {
    position: relative;
}

.entire-action-header .form-dropdown {
    position: absolute;
    padding: 10px;
    background-color: #ffffff;
    width: 350px;
    top: 100%;
    left: auto;
    right: 0;
    z-index: 1000;
    margin-bottom: 0;
    -webkit-transition: opacity 0.3s ease, visibility 0.3s ease;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    opacity: 0;
    filter: opacity(0);
    visibility: hidden;
    -webkit-box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.15);
    -moz-box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.15);
    box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.15);
}

.entire-action-header:hover .form-dropdown {
    -webkit-animation: nav_menu_anim_open 0.3s both;
    -o-animation: nav_menu_anim_open 0.3s both;
    animation: nav_menu_anim_open 0.3s both;
    opacity: 1;
    filter: opacity(1);
    visibility: visible;
    pointer-events: unset;
}

/*--------------------------------------------------------------------------
|  Main
--------------------------------------------------------------------------*/
.box-section-1 {
    border: 1px solid #e7e7e7;
}

.box-section-1 .inner-content {
    padding: 15px 20px;
}

.article-title {
    font-weight: 700;
    line-height: 1.3;
    margin-top: 10px;
    margin-bottom: 5px;
    font-size: 19px;
}

.article-title a {
    color: black;
}

.article-title a:hover {
    color: var(--color-main3);
}

.box-section-2 {
    padding: 1rem;
    border: 1px solid #e7e7e7;
    background: #fff;
}

.box-section-3 {
    background-image: linear-gradient(to bottom,#0873dc,#ffede4);
    background-color: #fff;
    border: 1px solid #e7e7e7;
    padding: 1px!important;
}

.wrp-title-section-2 {
    position: relative;
}

.wrp-title-section-2::after {
    content: '';
    position: absolute;
    height: 1px;
    width: 100%;
    background-image: linear-gradient(to right,#0873dc,#fff3ed);
    left: 0;
    bottom: 0;
}

.title-section-1 {
    line-height: 1;
    margin-bottom: 15px;
    color: var(--color-main);
    text-transform: uppercase;
    font-size: 18px;
    border-bottom: 2px solid var(--color-main);
    padding-bottom: 15px;
    font-weight: bold;
}

.title-section-2 {
    padding: 0.5rem 0 0.5rem 1.5rem;
    position: relative;
    color: #fff;
    display: inline-block;
    background: rgb(8,115,220);
    background: linear-gradient(90deg, rgba(8,115,220,1) 0%, rgba(132,176,224,1) 70%, rgb(204 212 227) 100%);
    margin-bottom: 0;
    font-size: 1.8rem;
}

.title-section-2::after {
    content: '';
    position: absolute;
    background-image: linear-gradient(to right,#c7d2e3,#ffede4);
    height: 100%;
    width: 45px;
    border-radius: 0 100% 0 0;
    top: 0;
    right: -45px;
}

.view-small {
    margin-bottom: 15px;
    border-bottom: 1px solid #e5e5e5;
    padding-bottom: 15px;
}

.view-small:last-child {
    border-bottom: 0;
    margin-bottom: 0;
    padding-bottom: 0;
}

.title-section-5 {
    border-bottom: 1px solid #ddd;
    padding-bottom: 10px;
    margin-bottom: 15px;
    color: var(--color-main);
    position: relative;
    font-weight: 700;
    font-size: 17px;
}

.title-section-5::before {
    content: "";
    width: 50px;
    height: 2px;
    background-color: var(--color-main);
    position: absolute;
    left: 0;
    bottom: 0;
}

.small-section-2 .article-title {
    font-size: 14px;
    font-weight: 500;
}

.small-section-2 {
    margin-bottom: 10px;
    border-bottom: 1px dotted #bdbdbd;
    padding-bottom: 0px;
}

.small-section-2:last-child {
    border-bottom: 0;
    margin-bottom: 0;
    padding-bottom: 0;
}

.box-section-4 ul {
    margin: 0;
    padding: 0;
}

.box-section-4 ul li {
    list-style: none;
    margin-bottom: 15px;
}

.box-section-4 ul li a {
    display: block;
    padding: 18px 20px;
    position: relative;
    z-index: 2;
    text-align: left;
    font-weight: 500;
    font-size: 20px;
    color: #FFFFFF;
    transform: scale(1);
}

.box-section-4 ul li span {
    width: 80%;
    display: inline-block;
}

.box-section-4 ul li a:after {
    position: absolute;
    content: "";
    height: 100%;
    width: 100%;
    opacity: 0.6;
    left: 0;
    top: 0;
    z-index: -1;
    background: #17222B;
}

.box-section-4 ul li a:hover {
    transform: scale(1.03);
}

.wrp-video-section article {
    position: relative;
    margin-bottom: 15px;
}

.wrp-video-section .article-title a {
    font-size: 16px;
    margin-top: 10px;
    display: block;
}

.wrp-video-section .article-title a:hover {
    color: var(--color-main3);
}

.wrp-video-section .row>div:nth-child(1) article .article-title a, .wrp-video-section .row>div:nth-child(2) article .article-title a {
    position: absolute;
    display: block;
    bottom: 0;
    font-size: 18px;
    color: #fff;
    width: 100%;
    padding: 15px 12px;
}

.wrp-video-section {
    padding: 1rem 1rem 0px;
    background-color: #e2e2e2;
}

.ratio-custome-1 {
    padding-top: 45%;
}

.small-section-1 {
    margin-bottom: 15px;
    border-bottom: 1px solid #e5e5e5;
    padding-bottom: 15px;
}

.small-section-1:last-child {
    border-bottom: 0;
    margin-bottom: 0;
    padding-bottom: 0;
}

.small-section-1 .article-title {
    font-size: 16px;
}

.bg-questions .btn-submit {
    border-radius: 0.8rem ;
    border: 1px solid #0D5DD6;
    background: #0D5DD6;
}

.bg-questions .btn-submit:hover {
    color: white;
}

.bg-questions {
    border-radius: 11px !important;
    background: #eaeaea;
}

.search-questions input {
    border-top-left-radius: 3rem;
    border-bottom-left-radius: 3rem;
}

.search-questions .input-group-append {
    background: white;
    border-top-right-radius: 3rem;
    border-bottom-right-radius: 3rem;
}

/*dat cau hoi*/
.ask-question-form {
    background: white;
    box-shadow: 0px 24px 40px rgba(3, 110, 178, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.ask-question-form .box-title {
    background: var(--color-highlight);
    padding: 2rem;
    color: white;
}

.title-ask-question {
    text-transform: uppercase;
    font-size: 2.6rem;
    font-weight: bold;
}

.decs-ask-question {
    font-size: 1.8rem;
}

.ask-question-form form {
    padding: 2rem;
}

.box-ask-question-hotline {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-content: center;
    flex-wrap: wrap;
    padding: 3rem;
    overflow: hidden;
    border-radius: 1rem;
    color: white;
}

.ask-question-hotline a {
    color: white;
}

.bg-content {
    background-size: cover;
    background-repeat: no-repeat;
    background-position: bottom;
    padding: 3rem 0;
}

.btn-appointment {
    background: #0D5DD6;
    border-radius: .8rem;
    color: white;
    border: 1px solid;
    padding: 1.2rem 2rem;
    font-size: 1.6rem;
}

/*--------------------------------------------------------------------------
|  Footer
--------------------------------------------------------------------------*/
.social-section ul li a {
    display: inline-block;
    width: 24px;
    font-size: 16px;
    text-align: center;
    color: #666;
}

.entire-info-website a {
    color: black;
}

.my-custom-table thead th {
    border-bottom: 0px !important;
}

.my-custom-table > thead > tr {
    background: #3f70ca;
    color: white;
    border-bottom: 0;
}

.certificate_form {
    border: 1px solid #d5eaea;
    max-width: 830px;
    margin: 20px auto;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: rgba(60, 64, 67, 0.3) 0px 1px 2px 0px, rgba(60, 64, 67, 0.15) 0px 1px 3px 1px;
}

.certificate_form .form-label {
    font-weight: 500;
}

.certificate_form .input-group .form-control {
    border-radius: 0.25rem;
    padding: 0.5rem;
}

.certificate_form button.btn-primary {
    transition: background-color 0.3s ease;
}

.certificate_form button.btn-primary:hover {
    background-color: #0056b3;
}

.btn-send-certificate {
    background-color: #007bff;
    /* Màu nền chính */
    color: #fff;
    /* Màu chữ trắng */
    font-weight: 600;
    padding: 0.6rem 2rem;
    /* Điều chỉnh padding cho phù hợp */
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.btn-send-certificate:hover {
    color: white;
    background-color: #0056b3;
    transform: translateY(-2px);
}

.title_result_certificate, .content_certificate h4 {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 1.5rem;
    margin-top: 3rem;
}

.content_certificate_detail {
    border: 1px solid #ead6d6;
    padding: 1.5rem;
    box-shadow: rgba(60, 64, 67, 0.3) 0px 1px 2px 0px, rgba(60, 64, 67, 0.15) 0px 1px 3px 1px;
}

.btn-appointment:hover {
    color: white;
    border: 0;
}

/* Ẩn spinner trên Chrome, Safari, Edge, Opera */
.certificate_form input[type=number]::-webkit-inner-spin-button, .certificate_form input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Ẩn spinner trên Firefox */
.certificate_form input[type=number] {
    -moz-appearance: textfield;
}

/*--------------------------------------------------------------------------
|  Responsive
--------------------------------------------------------------------------*/
@media (max-width: 576px) {
    .bg-questions > .row > div:last-child {
        text-align: center;
        margin-top: 2rem;
    }

    .row-mobile > .container > .row > div {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

@media (min-width: 992px) {
    .wrp-video-section .row>div:nth-child(1), .wrp-video-section .row>div:nth-child(2) {
        flex: 0 0 50%;
        max-width: 50%;
    }
}

.cus-tab-tailieu .article-item {
    background: #f4f5f8;
    border-radius: 8px;
}

.cus-tab-tailieu .image {
    width: 128px;
    height: 146px;
    background: var(--color-highlight);
    display: flex;
    flex-shrink: 0;
    justify-content: center;
    align-items: center;
    border-radius: 8px 0 0 8px;
}

.cus-tab-tailieu .image img {
    height: 8rem;
}

.cus-tab-tailieu .inner-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 16px;
}

/*CSS by quyettq*/
.content-category table {
    width: 100% !important;
    max-width: 100% !important;
}

.menu-footer ul li {
    margin-bottom: 1.2rem;
}

.menu-footer ul li a {
    color: var(--black);
    font-size: 1.4rem;
}

.menu-footer ul li a:hover {
    color: var(--color-highlight);
}

.menu-section > ul > li:first-child > a {
    font-size: 2rem;
}

.box-btn-dangKy {
    position: fixed;
    bottom: 2.5rem;
    right: 2.5rem;
    z-index: 1036;
}

.share-buttons {
    bottom: 8rem;
}

.btn-dangky {
    display: flex;
    position: relative;
    margin-top: 1rem;
    background: #dc2626;
    border-top-left-radius: 2.5rem;
    margin-right: 1.8rem;
    align-items: center;
    min-height: 4rem;
}

.btn-dangky:hover {
    cursor: pointer;
    filter: brightness(1.1);
}

.btn-dangky img {
    margin: -2px -2rem -2px 0;
}

#formDangKy .modal-dialog {
    position: fixed;
    margin: 0;
    right: 2.5rem;
    bottom: 2.5rem;
    max-width: 400px;
    width: 100%;
}

#formDangKy .modal-dialog .modal-content {
    border-radius: 12px;
    border: 4px solid rgb(220 38 38);
}

#formDangKy .modal-dialog .modal-body .btn-dangky {
    position: absolute;
    top: -56px;
    padding-bottom: 2px;
    right: 0;
    margin-right: 1.6rem;
}

.modal-backdrop.show.formDangKy-backdrop {
    opacity: 0.15;
}

.title-popup {
    font-size: 1.6rem;
    color: var(--color-highlight);
}

.btn-dat-hang {
    background: var(--color-highlight);
    border-color: var(--color-highlight);
    width: 100%;
}

#formDangKy button.close {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 3rem;
    height: 3rem;
    border-radius: 5px;
    transition: all .3s ease;
}

#formDangKy button.close:hover {
    background: rgb(229 231 235);
}

@media (max-width: 768px) {
    .row-mobile > .container > .row > div:first-child {
        margin-bottom: 3rem;
    }

    .is-mobile header .logo-section {
        text-align: left !important;
    }

    .is-mobile header .logo-section img {
        max-height: 7rem;
    }

    .share-buttons {
        bottom: 13rem;
    }

    .box-btn-dangKy {
        bottom: 6.5rem;
    }
}