@media (min-width: 1400px) {
    .container, .container-sm, .container-md, .container-lg, .container-xl {
        max-width: 1320px;
    }
}

body {
    font-family: 'Gilroy';
}

.bg-main {
    background: #83A6C2;
}

.btn-white {
    background: white;
    width: 35rem;
    border-radius: 35px;
    color: black;
    font-weight: 500;
    font-size: 20px;
}

.countdown {
    font-size: 100px;
    font-weight: bold;
    color: white;
    /* background:#1a2a3d; */
    padding: 15px 25px;
    /* border-radius:10px; */
    letter-spacing: 4px;
    min-width: 280px;
    text-align: center;
    /* margin-bottom: 25rem; */
    width: max-content;
}

.title-section {
    font-size: 60px;
    font-weight: 700;
    line-height: 65px;
    color: var(--color-highlight);
    text-transform: uppercase;
}

.hero-banner .swiper-slide--wrap {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}

.hero-banner .name {
    color: white;
    font-size: 60px;
    font-weight: 600;
    margin-bottom: 0rem;
}

.hero-banner .description {
    color: white;
    font-size: 30px;
    margin-bottom: 10rem;
}

.hero-banner .box-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.about-the-submit .name {
    font-size: 60px;
    font-weight: 500;
    line-height: 70px;
    color: var(--color-highlight);
}

.about-the-submit .head-name {
    display: flex;
    justify-content: space-between;
}

.about-the-submit .day {
    font-size: 18px;
    color: var(--color-highlight);
}

.about-the-submit .description {
    font-size: 20px;
    color: var(--color-highlight);
}

.box-btn-nav {
    display: flex;
    justify-content: space-between;
}

.btn-nav {
    background: linear-gradient(to right, #c9ebff, #b3c5f2);
    padding: 1.5rem 1rem;
    width: 26rem;
    border-radius: 10px;
    text-align: center;
    justify-content: center;
    display: flex;
}

.btn-nav span {
    color: var(--color-highlight);
    font-weight: 700;
    font-size: 18px;
}

.nav-tab .desc {
    font-size: 20px;
    color: var(--gray-bold);
    text-align: justify;
}

.nav-tab img {
    max-height: 40rem;
    max-height: 40rem;
    width: 100%;
    object-fit: cover;
}

.rounded-8px {
    border-radius: 8px !important;
}

.why-attend .name {
    font-size: 25px;
    color: var(--color-highlight);
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.why-attend .description {
    font-size: 20px;
}

/*.featured-speakers .content-top {*/
/*    position: absolute;*/
/*    top: 0;*/
/*    left: 50%;*/
/*    transform: translateX(-50%);*/
/*    color: white;*/
/*    font-size: 50px;*/
/*    font-weight: 500;*/
/*}*/
.featured-speakers .content-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    transform: none;
    color: white;
    font-size: 44px;
    font-weight: 500;
    text-align: center;
}

.featured-speakers .content-bot {
    position: absolute;
    width: 100%;
    bottom: 5px;
    color: white;
    padding: 1rem;
    /* height: 17rem; */
}

.featured-speakers .cty {
    font-size: 26px;
    font-weight: 400;
}

.featured-speakers .chucvu {
    font-size: 20px;
}

.featured-speakers .desc {
    background: white;
    border-radius: 8px;
    color: black;
    padding: 1rem;
    font-size: 14px;
    /* text-align: justify; */
    font-weight: 500;
    min-height: 125px;
    margin: 0;
}

.sub-title-section {
    color: #9FAACC;
    text-transform: uppercase;
    font-size: 22px;
}

.cus-sponsor {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.cus-sponsor .item img {
    height: 11rem;
}

.big-news {
    padding: 5rem 8rem;
    background: white;
}

.big-news .inner-image img {
    border-radius: 40px;
}

.big-news .date {
    color: var(--color-highlight);
    font-size: 20px;
    font-weight: 700;
}

.big-news .name {
    font-size: 25px;
    font-weight: 700;
}

.big-news .desc {
    font-size: 18px;
    font-weight: 400;
    padding: 0;
}

.btn-news-link {
    position: relative;
    display: inline-block;
    color: #8a9cc0;
    /* màu chữ xanh nhạt */
    text-decoration: none;
    font-weight: bold;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.btn-news-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 100%;
    height: 2px;
    background: #c8d4e6;
    /* line */
}

.btn-news-link::before {
    content: "";
    position: absolute;
    right: 0;
    bottom: -7px;
    width: 6px;
    height: 6px;
    border-right: 2px solid #c8d4e6;
    border-bottom: 2px solid #c8d4e6;
    transform: rotate(-45deg);
}

.small-news {
    padding: 5rem 10rem 0rem 10rem;
}

.small-news .inner-image img {
    border-radius: 15px;
}

.small-news .date {
    color: white;
    font-size: 20px;
    font-weight: 700;
}

.small-news .name {
    color: white;
    font-weight: 700;
    font-size: 23px;
}

.small-news .desc {
    color: white;
    font-size: 16px;
}

.small-news .btn-news-link {
    color: white;
}

.small-news .item {
    margin-bottom: 7rem;
}

.bg-main {
    background: #83A6C2;
    padding: 6rem 0;
}

.contact *:not(.star-rating):not(.star-lg):not(i):not([class^="fa"]) {
    /* font-family: "Cormorant Garamond", serif; */
    color: var(--color-highlight);
}

.title-contact-small span {
    font-size: 37px;
    /* border-bottom: 2px solid black; */
}

.title-contact-big {
    font-size: 50px;
}

.contact .content {
    font-size: 20px;
}

.address *:not(.star-rating):not(.star-lg):not(i):not([class^="fa"]) {
    /* font-family: system-ui, -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif !important; */
}

.address {
    font-size: 16px;
}

.slide-main-wrap .countdown {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    /* width: 100%; */
}

.slide-main-wrap .countdown .label {
    font-size: 16px;
    text-transform: uppercase;
    margin-top: 1rem;
}

.slide-main-wrap .countdown .unit {
    width: 20rem;
}

.slide-main-wrap .box-btn {
    position: absolute;
    bottom: 10rem;
    left: 50%;
    transform: translateX(-50%);
    width: 63%;
}

.mt-10 {
    margin-top: 10rem;
}

.cus-btn-bop .btn-white {
    background: #B5DEF3;
    color: var(--color-highlight);
    font-size: 20px;
    font-weight: 700;
}

.final-banner.hero-banner .swiper-slide--wrap {
    width: 100%;
}

.final-banner.hero-banner .name {
    font-size: 50px;
    margin-bottom: 12rem;
    padding: 0 3rem;
}

.final-banner.hero-banner .box-btn {
    width: 70%;
    margin-right: auto;
    margin-left: auto;
}

.img-bg {
    background-size: cover;
}

.py-10 {
    padding-top: 10rem;
    padding-bottom: 10rem;
}

.list-social img.img-fluid {
    height: 64px;
}

@media (max-width: 1400px) {
    .countdown {
        font-size: 90px;
    }

    .small-news {
        padding: 1rem 5rem 0rem 5rem;
    }

    .small-news .item {
        margin-bottom: 3rem;
    }

    .btn-white {
        background: white;
        width: 31rem;
        border-radius: 35px;
        color: black;
        font-weight: 500;
        font-size: 16px;
    }
}

@media (max-width: 1200px) {
    .countdown {
        font-size: 70px;
    }

    .slide-main-wrap .countdown {
        top: 15%;
    }

    .slide-main-wrap .box-btn {
        bottom: 5rem;
    }

    .slide-main-wrap .countdown .unit {
        width: 14rem;
    }
}

@media (max-width: 992px) {
    .slide-main-wrap .countdown .unit {
        width: 14rem;
    }

    .countdown {
        font-size: 60px;
    }

    .btn-white {
        background: white;
        width: 25rem;
        border-radius: 35px;
        color: black;
        font-weight: 500;
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .about-the-submit .day {
        font-size: 14px;
    }

    .title-section {
        font-size: 22px;
        line-height: 22px;
    }

    .slide-main-wrap .box-btn {
        position: absolute;
        bottom: 1rem;
        left: 50%;
        transform: translateX(-50%);
        width: 80%;
    }

    .btn-white {
        background: white;
        width: 13rem;
        border-radius: 35px;
        color: black;
        font-weight: 500;
        font-size: 8px;
    }

    .countdown {
        font-size: 25px;
    }

    .slide-main-wrap .countdown .unit {
        width: 6rem;
    }

    .slide-main-wrap .countdown .label {
        font-size: 6px;
    }

    .slide-main-wrap .countdown {
        top: 11%;
    }

    .about-the-submit .head-name {
        flex-direction: column;
        gap: 2rem;
    }

    .btn-nav span {
        font-size: 14px;
    }

    .btn-nav {
        padding: 0.7rem 0.7rem;
    }

    .box-btn-nav {
        gap: 1rem;
        text-align: center;
        justify-content: center
    }

    .about-the-submit .description {
        font-size: 16px;
    }

    .nav-tab .desc {
        font-size: 16px;
    }

    .why-attend .description {
        font-size: 16px;
    }

    .why-attend .name {
        font-size: 20px;
    }

    .sub-title-section {
        font-size: 18px;
    }

    .cus-btn-bop .btn-white {
        font-size: 10px;
        width: 17rem;
    }

    .big-news {
        padding: 3rem 3rem;
    }

    .small-news {
        padding: 1rem 3rem 0rem 3rem;
    }

    .bg-main {
        padding: 3rem 0;
    }

    .big-news .desc {
        font-size: 16px;
    }

    .big-news .name {
        font-size: 20px;
    }

    .final-banner.hero-banner .name {
        font-size: 18px;
    }

    .final-banner.hero-banner .name {
        margin-bottom: 3rem;
    }

    .title-contact-small span {
        font-size: 25px;
    }

    .list-social img.img-fluid {
        height: 32px;
    }

    .featured-speakers .desc {
        height: auto;
    }

    .featured-speakers .content-top {
        font-size: 36px;
    }

    .featured-speakers .content-bot {
        height: auto;
    }

    .featured-speakers .cty {
        font-size: 25px;
    }

    .featured-speakers .chucvu {
        font-size: 17px;
    }
}

@media (min-width: 1200px) and (max-width: 1500px) {
    .featured-speakers .cty {
        font-size: 20px;
    }

    .featured-speakers .chucvu {
        font-size: 18px;
    }
}

body.is-mobile {
    margin-bottom: 0;
}