/* =========================================================
   BASE
========================================================= */
:root {
    --gf-red: #a9151b;
    --gf-red-dark: #871014;
    --gf-dark: #20323d;
    --gf-dark-2: #16232c;
    --gf-orange: #c9782b;
    --gf-light: #f5f6f7;
    --gf-text: #2d2d2d;
    --gf-muted: #66737b;
    --gf-white: #ffffff;
    --gf-shadow: 0 18px 50px rgba(0, 0, 0, .08);
    --gf-shadow-hover: 0 24px 60px rgba(0, 0, 0, .12);
    --gf-transition: all .25s ease;
}

html,
body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

body {
    font-family: 'Montserrat', Arial, sans-serif;
    color: var(--gf-text);
    background: var(--gf-white);
}

a {
    transition: var(--gf-transition);
}

p {
    line-height: 1.8;
}

/* =========================================================
   BUTTONS
========================================================= */

.btn {
    font-weight: 700;
}

.btn-gf {
    background: var(--gf-red);
    color: var(--gf-white);
    border: 0;
    border-radius: 0;
    padding: .85rem 1.35rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.btn-gf:hover,
.btn-gf:focus {
    background: var(--gf-red-dark);
    color: var(--gf-white);
}

/* =========================================================
   NAVBAR
========================================================= */

.navbar {
    background: var(--gf-white);
    box-shadow: 0 8px 30px rgba(0, 0, 0, .08);
    min-height: 104px;
    width: 100%;
    max-width: 100vw;
}

.navbar-brand {
    margin: 0;
}

.navbar-brand img {
    height: 88px;
    width: auto;
    display: block;
}

.navbar-nav .nav-link {
    color: var(--gf-dark);
    font-weight: 600;
    text-transform: uppercase;
    font-size: .88rem;
    letter-spacing: .03em;
    padding-inline: .9rem !important;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--gf-red);
}

.navbar-toggler,
.navbar-toggler:hover,
.navbar-toggler:focus,
.navbar-toggler:active,
.navbar-toggler:focus-visible {
    border: 1px solid rgba(0,0,0,.15) !important;
    box-shadow: none !important;
    outline: none !important;
    margin: 0;
}

.language-switcher .btn {
    border-radius: 999px;
    font-size: .78rem;
    padding: .35rem .75rem;
}

.language-switcher .btn.active {
    background: var(--gf-red);
    color: var(--gf-white);
    border-color: var(--gf-red);
}

/* =========================================================
   HERO GENERALE
========================================================= */

.hero-kicker {
    display: inline-block;
    color: var(--gf-white);
    background: var(--gf-red);
    padding: .45rem .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: .78rem;
    margin-bottom: 1.25rem;
}

.hero-carousel .carousel-item,
.page-hero {
    background-position: center;
    background-size: cover;
    position: relative;
}

.hero-carousel .carousel-item::before,
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        rgba(32,50,61,.88),
        rgba(32,50,61,.40),
        rgba(169,21,27,.28)
        );
    z-index: 1;
}

.hero-carousel .container,
.page-hero .container {
    position: relative;
    z-index: 2;
}

/* =========================================================
   HERO HOME
========================================================= */

.hero-carousel .carousel-item {
    min-height: 72vh;
}

.hero-placeholder-1 {
    background-image:url('../img/slide-1.jpg');
}

.hero-placeholder-2 {
    background-image:url('../img/slide-2.jpg');
}

.hero-placeholder-3 {
    background-image:url('../img/slide-3.jpg');
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--gf-white);
    max-width: 760px;
    padding-top: 12rem;
    padding-bottom: 7rem;
}

.hero-content h1,
.hero-content h2,
.page-hero-content h1,
.page-hero-content h2 {
    font-weight: 600;
    font-size: clamp(2.2rem, 5vw, 4.6rem);
    line-height: 1.02;
    margin-bottom: 1.25rem;
}

.hero-content p,
.page-hero-content p {
    font-size: clamp(1rem, 2vw, 1.25rem);
    line-height: 1.7;
    color: rgba(255,255,255,.9);
}

/* =========================================================
   HERO PAGINE INTERNE
========================================================= */

.page-hero {
    min-height: 520px;
    display: flex;
    align-items: flex-end;
    padding: 170px 0 90px;
    color: var(--gf-white);
}

.page-hero-content {
    max-width: 900px;
}

/* =========================================================
   BREADCRUMB
========================================================= */

.breadcrumb-wrap {
    margin-bottom: 1.4rem;
}

.breadcrumb {
    margin: 0;
}

.breadcrumb-item,
.breadcrumb-item a {
    color: rgba(255,255,255,.82);
    text-decoration: none;
    font-size: .88rem;
    font-weight: 600;
}

.breadcrumb-item a:hover {
    color: var(--gf-white);
}

.breadcrumb-item.active,
.breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255,255,255,.65);
}

/* =========================================================
   SECTIONS
========================================================= */

.section-padding {
    padding: 90px 0;
}

.section-title .kicker {
    color: var(--gf-orange);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .05em;
    font-size: .9rem;
    margin-bottom: .6rem;
}

.section-title h2 {
    color: var(--gf-dark);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: -.03em;
}

.bg-light {
    background-color: var(--gf-light) !important;
}

/* =========================================================
   CARD COMUNI
========================================================= */

.info-card {
    background: var(--gf-white);
    transition: var(--gf-transition);
    padding: 2rem;
}

.info-card:hover {
    transform: translateY(-6px);
}

.info-card h3 {
    color: var(--gf-red);
    font-size: 1.05rem;
    font-weight: 600;
    text-transform: uppercase;
}

/* =========================================================
    CARD IMAGE
========================================================= */

.image-card {
    position: relative;
    overflow: hidden;
}

.image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* =========================================================
   CARD DIAGONALE
========================================================= */

.diagonal-card {
    background: var(--gf-dark);
    color: var(--gf-white);
    padding: 3rem;
    clip-path: polygon(0 0, 100% 0, 92% 100%, 0% 100%);
    min-height: 100%;
}

/* =========================================================
   ABOUT PAGE
========================================================= */

.page-hero-about {
    background-image: url('../img/page-hero.jpg');
}

.info-card-number {
    color: var(--gf-orange);
    font-size: 2.6rem;
    font-weight: 600;
    line-height: 1;
    margin-bottom: 1.4rem;
    opacity: .9;
}

.specialization-box {
    background: var(--gf-white);
    transition: var(--gf-transition);
    height: 100%;
    border-left: 4px solid var(--gf-orange);
    padding: 2rem;
}

.specialization-box:hover {
    transform: translateY(-6px);
}

.specialization-box h3 {
    color: var(--gf-red);
    font-size: 1.05rem;
    font-weight: 600;
    text-transform: uppercase;
}

/* =========================================================
   FEATURE BAND
========================================================= */

.feature-band {
    background: var(--gf-dark);
    color: var(--gf-white);
    position: relative;
    overflow: hidden;
}

.feature-band::after {
    content: "";
    position: absolute;
    top: -20%;
    right: -8%;
    width: 320px;
    height: 140%;
    background: var(--gf-red);
    transform: skewX(-8deg);
    opacity: .95;
}

.feature-band .container {
    position: relative;
    z-index: 2;
}

.feature-box {
    border-left: 4px solid var(--gf-orange);
    padding-left: 1.3rem;
}

.feature-box h3 {
    color: var(--gf-orange);
    font-weight: 600;
    font-size: 1.25rem;
}

/* =========================================================
   CONTACT CTA
========================================================= */

.contact-cta {
    background: var(--gf-light);
}


/* =========================================================
   CERTIFICATIONS
========================================================= */

.page-hero-certifications {
    background-image: url('../img/page-hero.jpg');
}

.certification-highlight {
    background: var(--gf-dark);
    color: var(--gf-white);
    padding: 3rem;
    position: relative;
    overflow: hidden;
}

.certification-highlight::after {
    content: "";
    position: absolute;
    top: -20%;
    right: -14%;
    width: 180px;
    height: 140%;
    background: var(--gf-red);
    transform: skewX(-10deg);
    opacity: .9;
}

.certification-highlight > * {
    position: relative;
    z-index: 2;
}

.certification-highlight h3 {
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.certification-highlight p {
    margin-bottom: 0;
    color: rgba(255,255,255,.84);
}

.standard-card {
    background: var(--gf-white);
    padding: 2.4rem;
    border-top: 5px solid var(--gf-red);
    transition: var(--gf-transition);
    display: flex;
    flex-direction: column;
    text-align: center;
}

.standard-card:hover {
    transform: translateY(-6px);
}

.standard-card-code {
    color: var(--gf-orange);
    font-size: 2.4rem;
    line-height: 1;
    font-weight: 600;
    margin-bottom: 1.4rem;
}

.standard-card h3 {
    color: var(--gf-dark);
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
}

.standard-card-logo {
    margin-top: auto;
    padding-top: 2rem;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.standard-card-logo img {
    height: 70px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    display: block;
}

.sticky-title {
    position: sticky;
    top: 140px;
}

.process-list {
    border-left: 2px solid rgba(32,50,61,.14);
    padding-left: 2rem;
}

.process-item {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 1.5rem;
    margin-bottom: 2.4rem;
}

.process-item:last-child {
    margin-bottom: 0;
}

.process-number {
    color: var(--gf-red);
    font-size: 2.2rem;
    font-weight: 600;
    line-height: 1;
}

.process-content h3 {
    color: var(--gf-dark);
    font-size: 1.15rem;
    font-weight: 600;
    text-transform: uppercase;
}

.process-content p {
    margin-bottom: 0;
}

.applications-panel {
    background: var(--gf-white);
}

.application-item {
    height: 100%;
    padding: 2rem;
    border-right: 1px solid rgba(32,50,61,.1);
}

.application-item h3 {
    color: var(--gf-red);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
}

.application-item p {
    margin-bottom: 0;
}


/* =========================================================
   CONTACTS
========================================================= */

.page-hero-contacts {
    background-image: url('../img/page-hero.jpg');
}

.contact-split-section {
    background: var(--gf-white);
}

.contact-side-panel {
    background: var(--gf-light);
    padding: 3rem;
    height: 100%;
    border-left: 5px solid var(--gf-red);
}

.contact-line-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-line-list li {
    padding: 1.25rem 0;
    border-bottom: 1px solid rgba(32,50,61,.12);
}

.contact-line-list li:first-child {
    padding-top: 0;
}

.contact-line-list li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.contact-line-list span {
    display: block;
    color: var(--gf-orange);
    font-size: .78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: .35rem;
}

.contact-line-list strong {
    display: block;
    color: var(--gf-dark);
    font-size: 1rem;
    line-height: 1.6;
}

.contact-line-list a {
    color: var(--gf-dark);
    text-decoration: none;
}

.contact-line-list a:hover {
    color: var(--gf-red);
}

.contact-form-area {
    padding-top: .5rem;
}

.contact-form-area .form-label {
    color: var(--gf-dark);
    font-weight: 700;
    font-size: .86rem;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.contact-form-area .form-control {
    border: 1px solid rgba(32,50,61,.14);
    border-left: 4px solid var(--gf-orange);
    border-radius: 0;
    min-height: 54px;
    padding: .85rem 1rem;
    background: rgba(245,246,247,.55);
    transition: var(--gf-transition);
}

.contact-form-area textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

.contact-form-area .form-control:hover {
    border-color: rgba(32,50,61,.24);
    border-left-color: var(--gf-red);
    background: rgba(245,246,247,.85);
}

.contact-form-area .form-control:focus {
    border-color: rgba(169,21,27,.35);
    border-left-color: var(--gf-red);
    background: #ffffff;
    box-shadow: none;
}

.privacy-check {
    display: flex;
    gap: .75rem;
    align-items: flex-start;
    font-size: .9rem;
    line-height: 1.6;
}

.privacy-check input {
    margin-top: .35rem;
}

.privacy-check a {
    color: var(--gf-dark);
    text-decoration: underline;
}

.form-hp {
    display: none;
}

.form-message {
    padding: 1rem 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    border-left: 4px solid currentColor;
}

.form-message-success {
    background: #e8f5ec;
    color: #1f6b3a;
}

.form-message-error {
    background: #fdeaea;
    color: #9b1c1c;
}

.contact-map-band iframe {
    width: 100%;
    height: 460px;
    border: 0;
    display: block;
    filter: grayscale(20%);
}

/* =========================================================
   PAGE NOT FOUND
========================================================= */

.page-hero-404 {
    background-image: url('../img/page-hero.jpg');
}

.page-404 {
    background: var(--gf-light);
}

.error-code {
    font-size: clamp(90px, 18vw, 220px);
    font-weight: 800;
    line-height: 1;
    color: var(--gf-red);
    opacity: .14;
    margin-bottom: 20px;
    letter-spacing: -6px;
}

.page-404 .lead {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

/* =========================================================
   FOOTER
========================================================= */

.site-footer {
    background:
        linear-gradient(
        135deg,
        #101820 0%,
        var(--gf-dark-2) 100%
        );
    color: rgba(255,255,255,.78);
    padding: 72px 0 26px;
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: "";
    position: absolute;
    top: 0;
    right: -120px;
    width: 320px;
    height: 100%;
    background: rgba(169,21,27,.08);
    transform: skewX(-18deg);
}

.site-footer .container {
    position: relative;
    z-index: 2;
}

.footer-logo {
    height: 75px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-title {
    color: var(--gf-white);
    font-size: .95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 1.5rem;
}

.footer-text {
    line-height: 1.8;
    max-width: 340px;
}

.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-list li {
    margin-bottom: .75rem;
    line-height: 1.7;
}

.footer-list a,
.footer-copy a,
.footer-links a {
    color: rgba(255,255,255,.78);
    text-decoration: none;
}

.footer-copy a,
.footer-links a {
    color: rgba(255,255,255,.58);
}

.footer-list a:hover,
.footer-copy a:hover,
.footer-links a:hover {
    color: var(--gf-white);
}

.footer-divider {
    height: 1px;
    background: rgba(255,255,255,.12);
    margin: 48px 0 24px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-size: .82rem;
}

.footer-copy {
    color: rgba(255,255,255,.58);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

/* =========================================================
   HERO ANIMATION
========================================================= */

body.hero-loaded .carousel-item.active .hero-kicker,
body.hero-loaded .carousel-item.active .hero-content h1,
body.hero-loaded .carousel-item.active .hero-content p,
body.hero-loaded .carousel-item.active .hero-content .btn {
    animation: gfHeroFadeUp .9s ease both;
}

body.hero-loaded .carousel-item.active .hero-content h1 {
    animation-delay: .12s;
}

body.hero-loaded .carousel-item.active .hero-content p {
    animation-delay: .24s;
}

body.hero-loaded .carousel-item.active .hero-content .btn {
    animation-delay: .36s;
}

body.hero-animation-done .carousel-item .hero-kicker,
body.hero-animation-done .carousel-item .hero-content h1,
body.hero-animation-done .carousel-item .hero-content p,
body.hero-animation-done .carousel-item .hero-content .btn {
    animation: none !important;
    opacity: 1;
    transform: none;
}

@keyframes gfHeroFadeUp {

    from {
        opacity: 0;
        transform: translateY(18px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================================================
   PAGINA PRODOTTI
================================================== */

.page-hero-products {
    background-image: url('../img/page-hero.jpg');
}

.products-intro p {
    font-size: 1.02rem;
    line-height: 1.8;
}

.products-index {
    background: var(--gf-light);
    padding: 42px 0;
}

.products-index-inner {
    display: block;
    border-left: 5px solid var(--gf-red);
    padding-left: 2rem;
}

.products-index-title {
    color: var(--gf-orange);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: .82rem;
    margin-bottom: 1.2rem;
}

.products-index-links {
    display: flex;
    flex-wrap: wrap;
    gap: .85rem;
}

.products-index-links a {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 46px;
    padding: .7rem 1.1rem .7rem 2rem;
    background: #ffffff;
    color: var(--gf-dark);
    text-decoration: none;
    border: 1px solid rgba(32,50,61,.12);
    font-size: .82rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .04em;
    transition: var(--gf-transition);
}

.products-index-links a::before {
    content: "";
    position: absolute;
    left: .9rem;
    width: 7px;
    height: 7px;
    background: var(--gf-orange);
    transition: var(--gf-transition);
}

.products-index-links a:hover {
    color: #ffffff;
    background: var(--gf-red);
    border-color: var(--gf-red);
    transform: translateY(-2px);
}

.products-index-links a:hover::before {
    background: #ffffff;
}

.product-section {
    border-bottom: 1px solid rgba(32,50,61,.08);
}

.product-section:last-of-type {
    border-bottom: 0;
}

.product-section-content {
    position: sticky;
    top: 140px;
}

.product-section-content p {
    line-height: 1.8;
}

.product-feature-list {
    list-style: none;
    padding: 0;
    margin: 2rem 0 0;
}

.product-feature-list li {
    position: relative;
    padding: .85rem 0 .85rem 1.6rem;
    border-bottom: 1px solid rgba(32,50,61,.12);
    line-height: 1.6;
}

.product-feature-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 1.35rem;
    width: 8px;
    height: 8px;
    background: var(--gf-red);
}

.product-carousel {
    position: relative;
}

.product-carousel .carousel-inner {
    overflow: hidden;
}

.product-gallery-item {
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    background: #ffffff;
    border: 1px solid rgba(32,50,61,.12);
    cursor: zoom-in;
}

.product-gallery-item img {
    width: 100%;
    height: 280px;
    object-fit: contain;
    object-position: center;
    display: block;
    padding: .75rem;
    transition: transform .35s ease;
}

.product-gallery-item:hover img {
    transform: scale(1.03);
}

.product-carousel-controls {
    display: flex;
    gap: .75rem;
    margin-top: 1.2rem;
}

.product-carousel-btn {
    width: 46px;
    height: 46px;
    border: 1px solid rgba(32,50,61,.2);
    background: #ffffff;
    color: var(--gf-dark);
    font-size: 2rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--gf-transition);
}

.product-carousel-btn:hover {
    background: var(--gf-red);
    border-color: var(--gf-red);
    color: #ffffff;
}

/* =========================================================
   BACK TO TOP BUTTON
========================================================= */
.back-to-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 1050;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    padding: 0;
    color: #fff;
    background: var(--gf-orange);
    border: 0;
    border-radius: 50%;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition:
        opacity .25s ease,
        visibility .25s ease,
        transform .25s ease,
        background-color .25s ease;
}

.back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    color: #fff;
    background: var(--gf-dark);
}

.back-to-top:focus-visible {
    outline: 3px solid rgba(255, 255, 255, .9);
    outline-offset: 3px;
}

/* =========================================================
   IUBENDA
========================================================= */
a.iubenda-cs-preferences-link{
    color: var(--gf-dark);
    text-decoration:none;
}

.open-cookie-preferences{
    text-decoration:underline;
}

/* =========================================================
   MOBILE
========================================================= */

@media (max-width: 991.98px) {

    .navbar > .container {
        width: 100%;
        max-width: 100%;
        padding-left: 16px;
        padding-right: 24px;
        margin-left: auto;
        margin-right: auto;
    }

    .navbar-brand {
        max-width: calc(100% - 64px);
        overflow: hidden;
    }

    .navbar-toggler {
        margin-left: auto;
        margin-right: 0;
        flex-shrink: 0;
    }

    .navbar-collapse {
        max-width: 100%;
        overflow-x: hidden;
    }

    .navbar-nav {
        padding-top: 1rem;
    }

    .language-switcher {
        padding: 1rem 0;
    }

    .hero-carousel .carousel-item {
        min-height: 640px;
    }

    .page-hero {
        min-height: 480px;
        padding: 140px 0 70px;
    }

    .diagonal-card {
        clip-path: none;
    }

    .image-card-large,
    .image-placeholder {
        min-height: 380px;
    }

    .sticky-title {
        position: static;
    }

    .process-list {
        padding-left: 0;
        border-left: 0;
    }

    .application-item {
        border-right: 0;
        border-bottom: 1px solid rgba(32,50,61,.1);
    }

    .contact-side-panel {
        padding: 2rem;
    }

    .products-index-inner {
        padding-left: 1.5rem;
    }

    .product-section-content {
        position: static;
    }

    .section-padding {
        padding: 60px 0;
    }

}

@media (max-width: 767.98px) {

    .product-gallery-item img {
        height: 240px;
    }

    .product-carousel .col-md-4 {
        margin-bottom: 1rem;
    }

    .product-carousel .col-md-4:last-child {
        margin-bottom: 0;
    }

}

@media (max-width: 575.98px) {

    .section-padding {
        padding: 64px 0;
    }

    .navbar {
        min-height: 82px;
    }

    .navbar-brand img {
        height: 62px;
    }

    .hero-content {
        padding-top: 8rem;
        padding-bottom: 5rem;
    }

    .page-hero {
        min-height: 440px;
        padding: 120px 0 56px;
    }

    .page-hero-content h1 {
        font-size: 2.15rem;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }

    .footer-links {
        flex-direction: column;
        gap: .6rem;
    }

    .certification-highlight,
    .standard-card,
    .application-item {
        padding: 1.6rem;
    }

    .process-item {
        grid-template-columns: 1fr;
        gap: .75rem;
    }

    .contact-side-panel {
        padding: 1.6rem;
    }

    .contact-map-band iframe {
        height: 360px;
    }

    .products-index-inner {
        padding-left: 1.2rem;
    }

    .products-index-links a {
        width: 100%;
    }

    .product-gallery-item img {
        height: 230px;
    }

    .product-carousel-controls {
        justify-content: flex-start;
    }

    .back-to-top {
        right: 16px;
        bottom: 16px;
        width: 44px;
        height: 44px;
    }

}