/* 1.trang-chu.html */
.article-item {
    float: left;
    width: 100%;
    position: relative;
    padding: 20px 0;
    border-bottom: solid 1px #e0e0e0
}

.figure-thumbnail {
    display: block;
    position: relative
}

.thumbnail {
    display: block;
    overflow: hidden;
    height: 0;
    position: relative;
    width: 100%;
    background: #f2f2f2
}

.header-grid {
    display: grid
}

.article-title {
    margin-bottom: 8px
}

.article-summary {
    margin-bottom: 8px;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 3;
    display: -webkit-box;
    -webkit-box-orient: vertical
}

.image {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    -o-object-fit: cover;
    object-fit: cover;
    -o-object-position: center;
    object-position: center
}

.thumb1x1 {
    padding-bottom: 100%
}

.thumb16x9 {
    padding-bottom: 56%
}

.thumb5x3 {
    padding-bottom: 60%
}

.thumb130 {
    float: left;
    width: 130px;
    margin-right: 24px
}

.thumb260 {
    width: 260px;
    margin-right: 24px;
    float: left
}

.block-content {
    width: 100%;
    float: left;
}

.tabvb-content {
    width: 100%;
    float: left;
}
/*Bengin section-bg */
.section-bg {
    float: left;
    width: 100%;
    position: relative;
    height: 260px;
    margin-bottom: 20px
}

.text-bg-wap {
    max-width: 1200px;
    width: 100%;
    position: relative;
    height: 260px;
    margin: auto;
}

.text-bg {
    color: #fff;
    background: #010088ad;
    padding: 12px 30px;
    border-radius: 16px;
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateX(0%) translateY(-50%);
    -webkit-transform: translateX(0%) translateY(-50%);
    -ms-transform: translateX(0%) translateY(-50%);
}

.p-1 {
    font-size: 30px;
    font-weight: bold;
    padding-bottom: 8px;
    text-shadow: 2px 2px 4px #000000;
}

.p-2 {
    font-size: 16px;
    font-weight: 400;
    text-shadow: 2px 2px 4px #000000;
}

.download-ds2 {
    float: right;
    background: #f2f4f6;
    border: solid 1px #e7e9e9;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 6px;
    border-radius: 6px;
}

    .download-ds2 i {
        margin-right: 6px;
        font-size: 14px;
    }

.status-color10, .status-color1 {
    color: #ec1c24;
}

.status-color2, .status-color3, .status-color4, .status-color8, .status-color9, .status-color12 {
    color: #174f9a;
}
/*End section-bg */
/*Bengin section-search */
.input-s {
    background: #f2f4f6;
    padding-left: 48px;
    border-radius: 6px
}

.form-input {
    float: left;
    max-width: 800px;
    position: relative;
}

.icse {
    position: absolute;
    left: 16px;
    top: 12px;
    color: #666
}

.btn-search {
    position: absolute;
    background: #174f9a;
    color: #fff;
    height: 40px;
    right: 0;
    font-weight: 600;
    border-radius: 1px 6px 6px 0
}

.label-item {
    margin-right: 30px;
    font-size: 13px
}

.label-font13 {
    margin-right: 16px;
    font-size: 13px
}

.block-search {
    float: left;
    width: 100%;
    display: inline-grid;
}

.row-group {
    float: left;
    width: 100%;
    position: relative;
    margin-bottom: 12px;
    display: table
}

.dr-search {
    float: left;
    width: 100%;
    background: #f2f4f6;
    position: relative;
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    padding: 16px 24px;
    margin-top: 12px;
}

.dr-btn {
    color: #174f9a;
    cursor: pointer;
    font-size: 14px;
    float: right;
    font-weight: 500
}

    .dr-btn .ic {
        position: relative;
        top: 0px;
        margin-left: 6px;
        font-size: 10px;
    }

.section-search {
    position: relative;
    float: left;
    width: 100%;
    margin-bottom: 16px
}

.bgwi36 {
    background-color: #fff;
    height: 36px;
    border-radius: 6px
}

.row-se1 {
    float: left;
    width: 100%;
    position: relative;
    margin-bottom: 12px
}

.row-se2 {
    float: left;
    width: 100%;
    position: relative;
    display: grid;
    grid-column-gap: 16px;
    grid-template-columns: repeat(4, 1fr);
    margin-bottom: 16px
}

.row-se3 {
    float: left;
    width: 100%;
    position: relative
}

.textitem {
    margin-right: 24px;
    font-size: 14px;
    font-weight: bold
}

.mg0 {
    margin: 0
}

.ms-item4 {
    position: relative
}

.iccalendar {
    position: absolute;
    right: 8px;
    top: 10px;
    color: #888
}

.ms-item {
    float: left;
    position: relative
}

.radius0 {
    border-radius: 0;
    font-size: 13px;
    letter-spacing: -1px;
}

.radius-first {
    border-radius: 6px 0 0 6px
}

.radius-last {
    border-radius: 0 6px 6px 0;
    font-size: 13px;
    letter-spacing: -1px;
}

.ms-item.item1 {
    width: 150px;
}

.ms-item.item2 {
    width: 135px;
}

.ms-item.item3 {
    width: 142px;
}

.ms-item.item4 {
    width: 160px;
}
/*End section-search */
/*Bengin section-document */
.list-count {
    float: right;
    color: #666;
    font-style: italic;
    padding-top: 10px;
}

.title-cat {
    font-size: 24px;
    float: left
}

.download-ds {
    float: right;
    background: #f2f4f6;
    border: solid 1px #e7e9e9;
    height: 24px;
    line-height: 24px;
    font-size: 13px;
    font-weight: 600;
    padding: 0 6px;
    border-radius: 6px;
    position: relative;
    top: 8px
}

    .download-ds .ic {
        float: left;
        margin-right: 6px;
        margin-top: 3px
    }

.fix-head {
    border-bottom: solid 1px #aaaaaa;
    padding-bottom: 6px;
    margin-bottom: 16px
}

.tabvb-item {
    float: left;
    background: #f2f2f2;
    height: 36px;
    line-height: 36px;
    padding: 0 16px;
    font-size: 14px;
    font-weight: 700;
    border-radius: 8px 8px 0 0;
    margin-right: 4px
}

    .tabvb-item.active {
        background: #174f9a;
        color: #fff
    }

.tabvb {
    width: 100%;
    float: left;
    margin-bottom: 6px;
    position: relative;
    border-bottom: solid 2px #e4e5e5
}

.btn-thugon {
    float: right;
    position: relative;
    top: 9px;
    font-size: 13px;
    color: #174f9a;
    font-weight: 500;
    cursor: pointer
}

.table-vbl th, .table-vbl td {
    border: 0;
    padding: 10px 12px;
    line-height: 1.6
}

.table-vbl td {
    border-bottom: solid 1px #dddddd;
    vertical-align: top
}

.table-head {
    background: #f2f4f6;
    font-size: 13px
}

    .table-head > th {
        padding: 8px 12px !important;
        font-weight: 600;
    }

.view-all {
    text-align: right;
    float: left;
    width: 100%;
    padding-top: 16px;
    font-style: italic;
    font-size: 13px;
}

    .view-all a {
        color: #666;
    }

.btn-thugon .ic {
    position: relative;
    top: 1px;
    margin-left: 3px;
    font-size: 10px
}

.title-vbl {
    font-weight: 600
}

.icnew {
    background: #ec1c24;
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 5px;
    margin-left: 6px;
    border-radius: 3px;
    position: relative;
    top: -4px
}

.td-stt {
    text-align: center;
    font-weight: 600;
    width: 6%;
    padding: 12px 0 !important
}

.td-vbso {
    font-weight: 600;
    width: 14%
}

.td-vbl {
    width: 58%
}

.td-date {
    font-size: 13px;
    width: 22%
}

.tags-vbl {
    margin-top: 12px
}

.tags-vbl-item {
    color: #777;
    margin-right: 8px;
    font-size: 12px
}

    .tags-vbl-item.ictaive {
        color: #174f9a
    }

    .tags-vbl-item:last-child {
        margin-right: 0
    }

.svg-savevb {
    vertical-align: middle;
    position: relative;
    top: -4px;
}

.tags-vbl-item.text-blue {
    color: #174f9a;
}

.date-vbl-left {
    float: left;
    width: 50%;
    color: #777
}

.date-vbl-right {
    display: grid
}

.cred {
    color: #ec1c24
}

.ictaive .ic {
    margin-right: 6px
}

.td-vbl2 {
    width: 72%
}

.fix-head2 {
    border-bottom: solid 1px #aaaaaa;
    padding-bottom: 6px;
    margin-bottom: 8px
}

.icnumber {
    display: inline-block;
    background: #f2f4f6;
    height: 24px;
    width: 24px;
    border-radius: 100%;
    line-height: 24px
}

.fix-head3 {
    border-bottom: solid 1px #aaaaaa;
    padding-bottom: 6px;
    margin-bottom: 24px
}

.article-document {
    width: 100%;
    line-height: 1.6;
    float: left;
    padding: 12px 0;
    border-bottom: solid 1px #e0e0e0;
}

.title-document {
    font-weight: 600;
    margin-bottom: 12px;
    font-size: 14px;
}

.tag-document {
    font-size: 13px;
}

.color-777 {
    color: #777777;
}

.item-tag {
    float: left;
    margin-right: 16px;
}
/*End section-document */
/*Bengin section-link */
.section-link {
    margin-bottom: 80px
}

.item4-temp {
    display: grid;
    grid-column-gap: 24px;
    grid-row-gap: 24px;
    grid-template-columns: repeat(3, 1fr)
}

    .item4-temp img {
        max-width: 100%;
        width: 100%;
        display: block;
    }
/*End section-link */
/* 3.Ket-qua-tim-kiem.html  */
.title-page {
    font-size: 24px;
    margin-bottom: 12px
}

.meta-page {
    font-size: 14px;
    color: #666666;
    padding-bottom: 16px
}

.tagsvb {
    width: 100%;
    float: left;
    margin-bottom: 16px;
    font-size: 13px
}

.tagsvb-item {
    display: inline-block;
    background: #f2f4f6;
    padding: 0 12px;
    border-radius: 24px;
    margin-right: 6px;
    position: relative;
    line-height: 32px;
    height: 32px;
}

.btn-deall {
    color: #174f9a;
    display: inline-block;
    line-height: 36px;
    cursor: pointer;
    margin-left: 6px
}

.ic-removelvn {
    border-radius: 100%;
    font-size: 14px;
    margin-left: 6px;
    position: relative;
    top: 1px;
    color: #666;
}

.sapo-vbl {
    font-size: 13px;
    color: #666;
    padding-top: 12px
}

.bgyelow {
    background: #ffff00
}
/*End */

/* 4.Login.html */
.sec-login {
    background: url(../images/login-bg.jpg) repeat;
    float: left;
    width: 100%;
    padding: 4%;
    height: 100vh;
}
.login-480 {
    max-width: 480px;
    position: absolute;
    top: 50%;
    right: 4%;
    transform: translateX(-4%) translateY(-50%);
    -webkit-transform: translateX(-4%) translateY(-50%);
    -ms-transform: translateX(-4%) translateY(-50%);
}
.formlogin {
    float: right;
    max-width: 480px;
    position: relative;
    background: #fff;
    padding: 24px;
    border-radius: 10px;
}

.head-img {
    text-align: center;
    margin-bottom: 12px;
}

    .head-img img {
        display: inline-block;
        height: 48px;
        width: 48px
    }

.head-login {
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 24px;
}

.label-login {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 8px;
    display: block;
}

.input-ctrl {
    background: #f2f4f6;
    border-radius: 8px;
}

.btnlogin {
    background: #174f9a;
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    border-radius: 8px;
    padding: 0 24px;
}
.btnlogin:hover {
    color: #fff;
}
    .btnlogin.bgevn {
        background: #fff;
        border: solid 1px #c30000;
        color: #c30000;
    }

.fix_mbg20 {
    margin-bottom: 20px;
}

.ic_colse {
    position: absolute;
    top: 16px;
    height: 36px;
    width: 36px;
    background: #ddd;
    line-height: 36px;
    text-align: center;
    border-radius: 100%;
    right: 16px;
    cursor: pointer;
    z-index: 1
}
.btn-login-more {
    display: inline-block;
    cursor: pointer;
    color: #174f9a;
    text-decoration: underline;
}

.content-login {
    display: none;
}

.content-login.active {
    display: block;
}
/*End */

/* 5.Linh-vuc-van-ban.html */
.from-group {
    float: left;
    width: 100%;
    margin-bottom: 16px;
    position: relative;
}

.group-item1 {
    float: left;
    margin-right: 16px;
}

.group-item2 {
    display: grid;
    padding-right: 170px;
}

.group-item3 {
    position: absolute;
    top: 0;
    right: 0;
    width: 146px;
}

.group-block1 {
    float: left;
    width: 100%;
    position: relative;
    display: grid;
    grid-column-gap: 16px;
    grid-template-columns: repeat(3, 1fr);
}

.row-block2 {
    float: left;
    width: 100%;
    position: relative;
    display: grid;
    grid-column-gap: 16px;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 16px;
}

.loctheo {
    line-height: 36px;
    font-weight: 600;
}

.cell-colum2 {
    right: 0;
    position: absolute;
    display: flex;
    width: 437px;
}

.fixwidth {
    float: left;
    position: relative;
}

.width155 {
    width: 155px;
}

.width140 {
    width: 140px;
    font-size: 12px;
}

.btn-show {
    line-height: 36px;
    font-weight: 500;
    color: #174f9a;
    cursor: pointer;
    display: inline-block;
}

    .btn-show .ic {
        position: relative;
        top: 0px;
        margin-left: 6px;
        font-size: 10px;
    }

.group-block2 {
    width: 100%;
    float: left;
    display: none
}

    .group-block2.showblock {
        display: block
    }

.tabvb.bottom16 {
    margin-bottom: 16px;
}

.row-block3 {
    width: 100%;
    float: left;
    margin-top: 16px;
}
.user-photo {
    margin-bottom: 12px;
    display: inline-block;
    position: relative;
}

.editphoto {
    position: absolute;
    bottom: 0;
    right: 10px;
    display: grid;
    place-items: center;
    z-index: 9;
    background: #fff;
    width: 30px;
    height: 30px;
    border-radius: 100%;
    cursor: pointer;
    border: solid 1px #e0e0e0;
    opacity: 0.80;
}

    .editphoto:hover {
        opacity: 1;
    }

    .editphoto svg {
        display: inline-block;
        vertical-align: middle
    }

    .editphoto:hover svg path {
        stroke: #c30000
    }

.user-photo img {
    height: 100px;
    width: 100px;
    border-radius: 100%;
    display: inline-block;
    vertical-align: middle;
}

.user-photo img {
    height: 100px;
    width: 100px;
    border-radius: 100%;
    display: inline-block;
    vertical-align: middle;
}
/* End */


/*Bengin Popup */
.popup-bg {
    background: rgba(0,0,0,0.6);
    position: fixed;
    display: none;
    z-index: 999999;
    height: 100%;
    width: 100%;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    align-items: flex-start;
    justify-content: center;
}

.popup-wrapper {
    width: 100%;
    max-width: 1200px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    -webkit-transform: translateX(-50%) translateY(-50%);
    -ms-transform: translateX(-50%) translateY(-50%);
}

.popup-body {
    float: left;
    width: 100%;
    background: #fff;
    box-shadow: 0 2px 5px 0 rgba(0,0,0,0.16),0 2px 10px 0 rgba(0,0,0,0.12);
}

.popup-header {
    float: left;
    width: 100%;
    border-bottom: solid 0.5px #e0e0e0;
    padding: 12px 16px;
    background: #174f9a;
    color: #fff;
}

.popup-title {
    display: inline-block;
    font-weight: 700;
    font-size: 18px;
    padding-right: 36px;
}

.ic-loc {
    margin-right: 8px;
}

.close-popup {
    position: absolute;
    right: 4px;
    top: 6px;
    z-index: 9;
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    cursor: pointer;
    border-radius: 100%;
    font-size: 20px;
    color: #fff;
}

    .close-popup:hover {
        color: #fff;
    }

.popup-content {
    position: relative;
    max-height: 85vh;
    overflow-y: auto;
    float: left;
    width: 100%;
    padding: 16px;
}

.popup-height {
    position: relative;
    max-height: 70vh;
    overflow-y: auto;
}

.entry-popup {
    float: left;
    width: 100%;
}

.popup-footer {
    background: #f9f9f9;
    float: left;
    width: 100%;
    position: relative;
    border-top: solid 1px #e0e0e0;
}

.close-popup.close-popup-footer {
    position: relative;
    right: 0;
    margin: 0;
    top: 0;
    border-radius: 0;
    height: 48px;
    line-height: 48px;
    float: left;
    width: 100%;
}

.close-popup.btn-cancel {
    float: left;
    width: 50%;
    height: 48px;
    line-height: 48px;
    position: relative;
    top: 0;
    right: 0;
    border-radius: 0;
    text-align: center;
}

.btn-continue {
    background: #4285f4;
    float: left;
    width: 50%;
    height: 48px;
    line-height: 48px;
    border-radius: 0 0 2px 0;
    position: relative;
    text-align: center;
    cursor: pointer;
    color: #fff;
}

.target-hidden {
    display: none !important;
}

.target-expanded {
    display: block !important;
}

.bgfafafa {
    background: #fafafa
}

.title-header {
    float: left;
    width: 100%;
    border-bottom: solid 1px #aaa;
    position: relative
}

.title-cat-po {
    font-size: 18px;
    font-weight: 700;
    padding-bottom: 12px;
    text-transform: uppercase;
    float: left;
}

.btntaive {
    float: right;
    background: #174f9a;
    color: #fff;
    height: 32px;
    line-height: 32px;
    padding: 0 16px;
    border-radius: 5px;
    position: relative;
    top: -5px;
}

    .btntaive .ic {
        margin-right: 6px
    }

    .btntaive:hover {
        color: #fff;
    }

.text-count {
    font-size: 14px;
    font-weight: 400;
}

.entry-popup.max-hight {
    max-height: 538px;
    overflow-y: auto;
}

.row-download {
    width: 100%;
    float: left;
    text-align: center;
    margin-bottom: 24px;
}

.alltaive {
    display: inline-block;
    background: #ec1c24;
    color: #fff;
    height: 40px;
    line-height: 40px;
    padding: 0 16px;
    border-radius: 6px;
    font-weight: 700;
}

    .alltaive .ic {
        margin-right: 8px
    }

    .alltaive:hover {
        color: #fff;
    }

.w3-bottom {
    position: relative;
    animation: animatebottom 0.4s;
}
.w-group {
  float: left;
  width: 84%;
}.w-group .label-item {
  margin-bottom: 5px;
}
/* End popup */
.btn-filter {
    position: absolute;
    right: 0;
    top: 0;
    display: none;
    width: 32px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    border: solid 1px #222;
    border-radius: 4px;
}

.label-content {
    width: 100%;
    float: left;
}

.ms-item2 {
    float: left;
    width: 50%;
    position: relative;
}

.btn-apdung {
    height: 40px;
    background: #174F9A;
    width: 100%;
    text-align: center;
    color: #fff;
    border-radius: 6px;
    margin-bottom: 16px;
    font-weight: bold;
}

.page404 {
    width: 100%;
    float: left;
    padding-top: 55px;
    padding-bottom: 90px;
    text-align: center;
}

    .page404 img {
        max-width: 100%;
    }

.p4 {
    padding: 40px 0;
    font-size: 16px
}

.btnhome {
    display: inline-block;
    height: 40px;
    line-height: 40px;
    width: 200px;
    background: #174f9a;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    border-radius: 6px;
}

    .btnhome:hover {
        color: #fff;
    }

.post-mail {
    width: 100%;
    line-height: 1.6;
    float: left;
    padding: 12px 0;
    border-bottom: solid 1px #e0e0e0;
}

.title-mail {
    font-weight: bold;
    margin-bottom: 12px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    display: block;
}

.date-mail {
    color: #666;
    font-size: 12px;
}

.title-mail.mail-color a {
    color: #222
}

.title-mail a {
    color: #666
}
/* Bengin login new */
.vblienquan-right .tags-vbl-item {
    margin-right: 4px;
}

.c-blue {
    color: #174f9a;
    text-decoration: underline
}

.f-left {
    float: left
}

.f-right {
    float: right
}

.f18 {
    font-size: 18px
}

/* End login new */

/*Article*/
.post-listing {
    width: 100%;
    float: left;
    margin-bottom: 24px;
}

    .post-listing .article-title {
        font-size: 18px;
    }

.heading-sb {
    background: #e3e3e3;
    padding: 8px 16px;
    text-transform: uppercase;
    font-size: 15px;
    font-weight: bold;
}

.figure-thumbnail.thumb500 {
    width: 60%;
    margin-right: 0;
    float: left;
}

.post-list {
    border: solid 1px #e6e6e6;
    padding: 12px;
    width: 100%;
    float: left;
}

.time-date {
    font-style: italic;
    font-size: 13px;
    color: #777;
}

.article-item.article-first {
    background: #f2f2f2;
    padding: 0;
}

    .article-item.article-first .header-grid {
        padding: 20px;
    }

    .article-item.article-first .article-title {
        font-size: 22px;
        overflow: hidden;
        text-overflow: ellipsis;
        -webkit-line-clamp: 4;
        display: -webkit-box;
        -webkit-box-orient: vertical;
    }

    .article-item.article-first .article-summary {
        -webkit-line-clamp: 5;
    }

.figure-thumbnail.thumb80 {
    float: left;
    width: 80px;
    margin-right: 16px;
}

.sb-article .article-title {
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 3;
    display: -webkit-box;
    -webkit-box-orient: vertical;
}

.sb-article .article-item {
    padding: 16px 0;
}

    .sb-article .article-item:last-child {
        border-bottom: 0
    }

.layout-relate {
    display: grid;
    grid-column-gap: 24px;
    grid-row-gap: 24px;
    grid-template-columns: repeat(2, 1fr);
}

    .layout-relate .article-item {
        padding: 0;
        border-bottom: 0;
    }

    .layout-relate .article-title {
        font-size: 16px;
    }

.section.section-relate {
    border-top: solid 1px #e0e0e0;
    padding-top: 20px;
}
/*End Article*/

#spinner-back, #spinner-front {
    position: fixed;
    width: 100vw;
    transition: all 1s;
    visibility: hidden;
    opacity: 0;
}

#spinner-back {
    z-index: 99999999;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
}

#spinner-front {
    z-index: 99999999;
    color: #fff;
    text-align: center;
    margin-top: 50vh;
    transform: translateY(-50%);
}

    #spinner-back.show, #spinner-front.show {
        visibility: visible;
        opacity: 1;
    }
.vblienquan-right .tags-vbl-item {
    margin-right: 4px;
}
.text-thongbao {
    padding: 16px;
}
/* Bengin trai-nghiem-VB */
.trai-nghiem-ads {
    float: left;
    width: 100%;
}

.sidebar-trainghiem {
    float: left;
    width: 100%;
    background: #f2f4f6;
}

    .sidebar-trainghiem .sidebar-content {
        padding: 12px 16px;
    }

.trai-nghiem-ads img {
    display: block;
    width: 100%;
}

.btn-video {
    float: left;
    width: 100%;
    background: #ec1c24;
    color: #fff;
    border-radius: 8px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 13px;
    font-weight: 600;
}

    .btn-video .ic {
        position: relative;
        margin-right: 6px;
        top: 2px;
    }

    .btn-video:hover {
        color: #fff
    }

.form-trainhiem {
    float: left;
    width: 100%;
}

.check-label.label-full {
    width: 100%;
    float: left;
    padding-top: 16px;
}

.form-trainhiem {
    border-bottom: solid 1px #dcdcdc;
    padding-bottom: 16px;
    margin-bottom: 16px;
}

.nav-tienich-item {
    padding: 8px 0;
    position: relative;
    float: left;
    width: 100%;
}

.nav-tienich {
    float: left;
    width: 100%;
}

.title-nav-tienich {
    text-transform: uppercase;
    font-weight: 700;
    padding-bottom: 8px;
    font-size: 16px;
}

.nav-tienich-item::before {
    position: absolute;
    left: 0;
    background: #3c3c3c;
    height: 4px;
    width: 4px;
    border-radius: 100%;
    content: "";
    top: 16px;
}

.nav-tienich-item > a {
    padding-left: 16px;
    display: grid;
}

.nav-content-sub {
    background: #fff;
    width: 100%;
    float: left;
    margin-top: 16px;
    padding: 10px;
    border-radius: 6px;
    border: dashed 1px #174f9a;
    position: relative;
}

.dash-mt {
    position: absolute;
    top: -5px;
    left: 16px;
}

.the-article.article-trainghiem {
    margin-bottom: 40px;
}
.mb-16 {
    margin-bottom: 16px;
}
.diagram-hidden.f-full {
    display: none;
}
/* End trai-nghiem-VB */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}
.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 500px;
    position: relative;
    border-radius: 8px;
    text-align: center;
}
.close {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 20px;
    font-weight: bold;
    cursor: pointer;
}
.cropper-container {
    max-height: 400px;
}
#avatarPreview {
    max-width: 100%;
}
#cropBtn {
    margin-top: 10px;
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
#cropBtn:hover {
    background-color: #0056b3;
}