:root {
    --lg-font: 40px;
    --md-font: 32px;
    --sm-font: 24px;
    --ex-font: 20px;
}

/* --- xl screen ----*/
@media screen and (max-width:1399px) {

    .info-head h1 {
        font-size: 82px;
    }
}

/* --- lg screen --- */
@media screen and (max-width:1199px) {

    .info .info-head h1 {
        font-size: 70px;
    }

    .info .info-head p {
        font-size: 32px;
    }

    .info-about {
        font-size: 16px;
        line-height: 145%;
    }

    .info-contact p {
        font-size: 16px;
    }

    .info-contact p a {
        font-size: 16px;
    }

    .info-contact p i {
        font-size: 22px;
    }

    .info-btn a {
        padding: 12px 32px;
        font-size: 16px;
    }

    .info {
        gap: 20px;
    }

    /* --- hightlight --- */

    .section-head {
        font-size: var(--lg-font);
    }

    .card .card-body p {
        font-size: 22px;
    }

    /* --- footer --- */
    .footer-container a,
    p {
        font-size: 18px;
    }

    .footer-container .footer-left {
        gap: 30px;
    }

    .footer-container .footer-right {
        gap: 30px;
    }
}

/* --- md screen --- */
@media screen and (max-width:991px) {

    /* ---info section --- */
    .info-section {
        padding: 64px 0;
        margin: 0;
    }

    .info-img {
        justify-content: center;
    }

    .info .info-head h1 {
        font-size: 65px;
        line-height: 50px;
    }

    .info .info-head p {
        font-size: 34px;
    }

    .info-about {
        font-size: 18px;
        line-height: 145%;
    }

    .info-contact p {
        font-size: 18px;
    }

    .info-contact p a {
        font-size: 18px;
    }

    .info-contact p i {
        font-size: 24px;
    }

    /* --- hightlight --- */
    .highlight {
        padding: 40px 0;
        margin: 20px 0;
    }

    .section-head {
        font-size: var(--md-font);
    }

    .card .card-header {
        height: 240px;
    }

    .card .card-body p {
        font-size: 18px;
        font-weight: 500;
    }

    /* --- footer --- */
    .footer-container .footer-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .footer-container .footer-right {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px
    }


    /* --- modal --- */
    /* .modal-dialog {
        min-width: 90%;
        min-height: 100%;
    } */
    .body-top-container {
        gap: 20px;
    }
}

/* --- sm screen --- */
@media screen and (max-width:768px) {

    /* ---info section --- */
    .info-section {
        padding: 44px 0;
    }

    .info .info-head h1 {
        font-size: 60px;
    }

    .info .info-head p {
        font-size: 32px;
    }

    .info-about {
        font-size: 16px;
        line-height: 145%;
    }

    .info-contact p {
        font-size: 16px;
    }

    .info-contact p a {
        font-size: 16px;
    }

    .info-contact p i {
        font-size: 22px;
    }

    /* --- hightlight --- */
    .highlight {
        padding: 20px 0;
    }

    .card .card-body p {
        font-size: 16px;
    }

    .card .card-header {
        height: 240px;
    }

    /* --- footer --- */
    .footer {
        padding: 30px 0 20px 0;
    }

    .footer-container a,
    p {
        font-size: 16px;
    }

    /* --------- */
    .img-container {
        gap: 8px;
        padding: 0;
    }

    .container-img {
        width: 100%;
        grid-template-rows: repeat(5, 80px);
        gap: 8px;
    }

}

/* --- mobile screen --- */
@media screen and (max-width:575px) {
    .info .info-head h1 {
        font-size: 38px;
        line-height: 30px;
    }

    .info .info-head p {
        font-size: 18px;
    }

    .info-contact .info-contact-1 {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    /* --- hightlight --- */
    .section-head {
        font-size: var(--sm-font);
    }

    .card .card-header {
        height: 300px;
    }

    /* --- footer --- */
    .footer-container {
        flex-direction: column;
        gap: 6px;
    }

    .footer-container .footer-left {
        align-items: center;
        gap: 6px;
    }

    .footer-container .footer-right {
        align-items: center;
        gap: 6px;
    }

    /* --- modal --- */
    .modal-content {
        max-width: 100vh;
    }

    .modal-header .modal-title {
        font-size: 28px;
        line-height: 130%;
    }

    .modal-header .pdf-detail p {
        font-size: 14px;
    }

    .main-container {
        height: 100%;
        margin-top: 15px;
    }

    .pdf-container {
        flex-direction: row;
        justify-content: space-around;
        gap: 20px;
        flex-wrap: wrap;
    }

    .pdf-1 {
        width: 220px;
        flex-direction: column;
        justify-content: center;
        gap: 10px;
        align-items: center;
    }

    .pdf-1 .pdf-info {
        text-align: center;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 20px;
    }

    .pdf-1 .pdf-btn {
        border-top: 1px solid #C8C8C8;
        border-left: none;
    }

    .body-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .award {
        flex-basis: 100%;
    }

    .year p {
        font-size: 14px;
    }

    .body-top-container {
        gap: 15px;
    }

    .award-head {
        font-size: 16px;
    }

    .award-subhead {
        font-size: 14px;
        margin-bottom: 5px;
    }

    /* ---  --- */
    .img-container {
        gap: 6px;
    }

    .container-img {
        gap: 6px;
    }

    .box img {
        border-radius: 6px;
    }

    .box video {
        border-radius: 6px;
    }

}