:root {
    --primary-color: #0F172A;
    --second-color: #306900;
    --third-color: #FF4C00;
}

::-webkit-scrollbar {
    width: 5px;
}
::-webkit-scrollbar-track {
    background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
    background: var(--second-color);
    border-radius: 5px;
}

/* HEADER */
.header-bottom .main-menu-wrap > .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.header-bottom .container-fluid .main-menu-wrap {
    height: auto;
}
.header-bottom .container-fluid .main-menu-wrap .main-menu {
    float: initial;
}
.header-bottom .container-fluid .main-menu-wrap .container > a img {
    height: 110px;
    padding: 12px 0;
}
@media only screen and (max-width: 767px) {
    .header-bottom .container-fluid .main-menu-wrap .container > a img {
        height: 80px;
    }
    .header-bottom .open-mobile-menu {
        padding: 0;
    }
    .open-mobile-menu a {
        width: 35px;
        height: 35px;
        line-height: 35px;
        font-size: 15px;
    }
}

/* FOOTER */
.footer-area {
    background-color: var(--primary-color);
}
.footer-area #media_image-3 img {
    height: 100px !important;
    width: auto;
    margin-bottom: 10px;
}
.gsb-buttons {
    bottom: 69px;
    right: 16px !important;
}

/* HOME */
.home-slider-2 .home-slide-2 {
    height: calc(813 / 1935 * 100vw);
    min-height: 600px;
}
.home-slider-2 .home-slide-2 .home-slide-text-2 {
    max-width: 950px;
    margin: 0 auto;
}
.cta-text-3 .cta-content h4 {
    line-height: 1.35;
}
.testimonial-area-2 .testimonial-thumb-1 {
    width: 39%;
}
.testimonial-slide-2 .testimonial-img img {
    aspect-ratio: 3 / 3.5;
    object-fit: cover;
}
.brand-slider .brand-slide {
    justify-content: center;
}
.blog-box-wrap-2 .blog-box-meta > span:first-child,
.blog-grid-area .blog-wrap .blog-wrap-meta > span:nth-child(2) {
    /* display: none; */
}
.blog-box-wrap-2 .blog-box-details h4 a {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}
.blog-box-wrap-2 .blog-box-details p {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

/* ABOUT */
.about-details .about-seal img {
    width: 180px;
}
.about-thumb {
    position: sticky;
    top: 40px;
    text-align: right;
}
.about-thumb > img {
    width: calc(100% - 60px);
}
.about-thumb .about-thumb-small {
    width: 55%;
    left: 0;
}
.testimonial-slide .testimonial-img img {
    aspect-ratio: 3 / 3.5;
    object-fit: cover;
    border-radius: 30px;
}
@media only screen and (max-width: 1199px) {
    .about-area .about-details.mt-md-120.mt-xs-60 {
        margin-left: 0;
    }
    .testimonial-slide .testimonial-details {
        margin-left: 0;
    }
    .counter-wrapper .counter-wrap {
        padding-left: 0;
    }
}

/* SERVICE */
.service-area .row.mb-100, .service-area-3 .row:last-child {
    row-gap: 30px;   
}
.service-wrap-3, .service-wrap-5 {
    margin: 0;
}
.service-wrap-3 {
    text-align: left;
}
.service-wrap-3 .service-details h4 {
    text-wrap: balance;
}
@media only screen and (min-width: 768px) {
    .service-wrap-5 {
        height: 100%;
    }
}
@media only screen and (min-width: 1200px) {
    .service-wrap-3 {
        height: 100%;
    }
}

/* BLOG */
.blog-grid-area {
    background-color: #f5f5f5;
}
.widget_block .wp-block-search .wp-block-search__input {
    background-color: #fff;
}
.widget_block .wp-block-search .wp-block-search__inside-wrapper .wp-block-search__button {
    height: 100%;
    top: 0;
    right: 0;
    padding: 0 10px;
    font-size: 14px;
}

/* THƯ VIỆN */
.gallery-wrapper .gallery-img > a img {
    aspect-ratio: 1/1;
    object-fit: cover;
}
.photo-gallery-wrap .gallery-details h4 a:hover,
.photo-gallery-wrap .gallery-details .cat a:hover {
    text-shadow: 0 0 3px #000;
    color: #fff;
}

/* contact form */
.wpcf7-form-control-wrap {
    display: block;
    position: relative;
    z-index: 0;
}
.wpcf7 .wpcf7-not-valid-tip {
    /* background-color: #f1f1f1; */
    border-radius: 0;
    color: #b20000;
    line-height: 1.2em;
    opacity: .8;
    padding: 4px 5px;
    position: absolute;
    /* top: 100%; */
    bottom: 0;
    width: 100%;
    text-align: right;
    font-size: .65em;
    margin-top: -1px;
    /* z-index: -1; */
	pointer-events: none;
}
.wpcf7-form .contact-button {
    position: relative;
	width: 100%;
}
.wpcf7-form .contact-button input[type="submit"] {
	color: #fff;
	border: none;
	width: 100%;
}
.wpcf7-form .wpcf7-spinner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
}
.wpcf7-form.invalid .wpcf7-response-output, .wpcf7 form.invalid .wpcf7-response-output,
.wpcf7 form.failed .wpcf7-response-output, .wpcf7 form.aborted .wpcf7-response-output {
    line-height: 1.5;
    padding: 10px 15px;
    margin: 24px auto 0;
    max-width: 500px;
    font-size: 15px;
    text-align: center;
    background-color: #ffcccc;
    border: 1px solid #ff9999;
    color: #d01313;
}
.wpcf7-form.sent .wpcf7-response-output {
	line-height: 1.5;
    padding: 10px 15px;
    margin: 24px auto 0;
    max-width: 500px;
    font-size: 15px;
    text-align: center;
    background-color: #f2fff2;
    border: 1px solid #46b450;
    color: #187020;
}

/* FORM liên hệ */
#contact-us-form input[type="submit"] {
    margin: 0;
}

/* Back to top */
#backToTop {
    position: fixed;
    bottom: 20px;
    right: -60px; 
    z-index: 9999;
    width: 45px;
    height: 45px;
    border: none;
    outline: none;
    background-color: var(--second-color); 
    color: #ffffff;
    cursor: pointer;
    padding: 0;
    border-radius: 50px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}
#backToTop.show {
    right: 20px;
}
#backToTop:hover {
    background-color: var(--primary-color);
}
#backToTop svg {
    transition: transform 0.3s ease;
}
#backToTop:hover svg {
    transform: translateY(-2px);
}