footer {
    margin: 32px 18.75%;
    margin-bottom: 150px;
}
.footer-title {
    margin-top: 0;
}
.footer-author {
    font-family: 'Montserrat';
    font-weight: 600;
    margin: 8px 0;
}
.copyright {
    font-family: 'Montserrat';
    font-weight: 500;
    margin: 0;
}
.footer-social {
    display: flex;
}
.a-social {
    margin-right: 32px;
}
.toggle-theme-button {
    padding: 0;
    border-radius: 22%;
    width: 60px;
    height: 60px;
    z-index: 3;
    position: fixed;
    right: 32px;
    bottom: 32px;
    animation: fadeInUp 0.8s ease forwards;
    justify-content: center;
    display: flex;
    align-items: center;
}
.toggle-theme-icon {
    width: 48px;
    height: 48px;
    transition: transform 0.4s ease;
    fill: var(--color-light-7);
    transition: 0.4s;
}
.toggle-theme-button:hover {
    cursor: pointer;
    .toggle-theme-icon {
        fill:  var(--color-dark-9);
    }
}
body.dark .toggle-theme-icon {
    fill: var(--color-light-5);
}
body.dark .toggle-theme-button:hover {
    .toggle-theme-icon {
    fill: var(--color-light-1);
    }
}
.theme-switch {
    transform: scale(0.5) rotate(-360deg);
}
.navigation-bar {
    z-index: 3;
    position: fixed;
    bottom: 0;
    margin: 32px 18.75%;
    padding: 0 32px;
    display: flex;
    justify-content: space-between;
    width: calc(62.5% - 68px);
    align-items: center;
    animation: fadeInUp 0.8s ease forwards;
    background: var(--color-light-3-05);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    will-change: backdrop-filter;
}
body.dark .navigation-bar {
    background: var(--color-dark-6-05);
}
.navigation-bar-a {
    text-align: center;
    text-decoration: none;
    font-family: 'Montserrat';
    font-weight: 500;
    display: block;
    width: 10%;
    transition: 0.4s;
    margin: 16px 0;
}
.navigation-bar-a:hover {
    .navigation-bar-icon {
        fill:  var(--color-dark-9);
        transform: scale(1.2);
    }
    color: var(--color-dark-9);
}
body.dark .navigation-bar-a:hover {
    .navigation-bar-icon {
        fill:  var(--color-light-1);
        transform: scale(1.2);
    }
    color: var(--color-light-1);
}
.navigation-bar-avatar-border {
    width: 74px;
    height: 74px;
    padding: 3px;
    transform: scale(1.4);
}
.navigation-bar-avatar {
    width: 68px;
    height: 68px;
    padding: 3px;
}
.navigation-bar-avatar-border:hover {
    transform: scale(1.6) rotate(360deg);
    .navigation-bar-avatar {
        transform: rotate(-360deg);
        .navigation-bar-avatar-image {
            transform: scale(0.95) ;
        }
    }
}
.navigation-bar-avatar-image {
    width: 68px;
    height: 68px;
}
@media screen and (max-width: 1680px) {
    footer {
        margin: calc(32px * 1680 / 1920) 18.75%;
        margin-bottom: calc(150px * 1680 / 1920);
    }
    .footer-author {
        margin: calc(8px * 1680 / 1920) 0;
    }
    .a-social {
        margin-right: calc(32px * 1680 / 1920);
    }
    .toggle-theme-button {
        width: calc(64px * 1680 / 1920);
        height: calc(64px * 1680 / 1920);
        right: calc(32px * 1680 / 1920);
        bottom: calc(32px * 1680 / 1920);
    }
    .toggle-theme-icon {
        width: calc(48px * 1680 / 1920);
        height: calc(48px * 1680 / 1920);
    }
    .navigation-bar {
        margin: calc(32px * 1680 / 1920) 18.75%;
        padding: 0 calc(32px * 1680 / 1920);
        width: calc(62.5% - calc(68px * 1680 / 1920));
    }
    .navigation-bar-a {
        margin: calc(16px * 1680 / 1920) 0;
    }
    .navigation-bar-avatar-border {
        width: 63.5px;
        height: 63.5px;
        padding: 2px;
    }
    .navigation-bar-avatar {
        width: calc(68px * 1680 / 1920);
        height: calc(68px * 1680 / 1920);
        padding: 2px;
    }
    .navigation-bar-avatar-image {
        width: calc(68px * 1680 / 1920);
        height: calc(68px * 1680 / 1920);
    }
}
@media screen and (max-width: 1200px) {
    footer {
        margin: calc(32px * 1200 / 1920) 18.75%;
        margin-bottom: calc(150px * 1200 / 1920);
    }
    .footer-author {
        margin: calc(8px * 1200 / 1920) 0;
    }
    .a-social {
        margin-right: calc(32px * 1200 / 1920);
    }
    .toggle-theme-button {
        width: calc(64px * 1200 / 1920);
        height: calc(64px * 1200 / 1920);
        right: calc(32px * 1200 / 1920);
        bottom: calc(32px * 1200 / 1920);
    }
    .toggle-theme-icon {
        width: calc(48px * 1200 / 1920);
        height: calc(48px * 1200 / 1920);
    }
    .navigation-bar {
        margin: calc(32px * 1200 / 1920) 18.75%;
        padding: 0 calc(32px * 1200 / 1920);
        width: calc(62.5% - calc(68px * 1200 / 1920));
    }
    .navigation-bar-a {
        margin: calc(16px * 1200 / 1920) 0;
    }
    .navigation-bar-avatar-border {
        width: 46.5px;
        height: 46.5px;
        padding: 2px;
    }
    .navigation-bar-avatar {
        width: calc(68px * 1200 / 1920);
        height: calc(68px * 1200 / 1920);
        padding: 2px;
    }
    .navigation-bar-avatar-image {
        width: calc(68px * 1200 / 1920);
        height: calc(68px * 1200 / 1920);
    }
}
@media screen and (max-width: 992px) {
    footer {
        margin: calc(32px * 992 / 1920) 18.75%;
        margin-bottom: calc(150px * 992 / 1920);
    }
    .footer-author {
        margin: calc(8px * 992 / 1920) 0;
    }
    .a-social {
        margin-right: calc(32px * 992 / 1920);
    }
    .toggle-theme-button {
        width: calc(64px * 992 / 1920);
        height: calc(64px * 992 / 1920);
        right: calc(32px * 992 / 1920);
        bottom: calc(32px * 992 / 1920);
        justify-content: center;
        display: flex;
        align-items: center;
    }
    .toggle-theme-icon {
        width: calc(48px * 992 / 1920);
        height: calc(48px * 992 / 1920);
    }
    .navigation-bar {
        margin: calc(32px * 992 / 1920) 18.75%;
        padding: 0 calc(32px * 992 / 1920);
        width: calc(62.5% - calc(68px * 992 / 1920));
    }
    .navigation-bar-a {
        margin: calc(16px * 992 / 1920) 0;
    }
    .navigation-bar-avatar-border {
        width: calc(68px * 992 / 1920 + 4px);
        height: calc(68px * 992 / 1920 + 4px);
        padding: 2px;
    }
    .navigation-bar-avatar {
        width: calc(68px * 992 / 1920);
        height: calc(68px * 992 / 1920);
        padding: 2px;
    }
    .navigation-bar-avatar-image {
        width: calc(68px * 992 / 1920);
        height: calc(68px * 992 / 1920);
    }
}
@media screen and (max-width: 768px) {
    footer {
        margin: calc(32px * 768 / 1920) 18.75%;
        margin-bottom: calc(150px * 768 / 1920);
    }
    .footer-author {
        margin: calc(8px * 768 / 1920) 0;
    }
    .a-social {
        margin-right: calc(32px * 768 / 1920);
    }
    .toggle-theme-button {
        width: calc(64px * 768 / 1920);
        height: calc(64px * 768 / 1920);
        right: calc(32px * 768 / 1920);
        bottom: calc(32px * 768 / 1920);
    }
    .toggle-theme-icon {
        width: calc(48px * 768 / 1920);
        height: calc(48px * 768 / 1920);
    }
    .navigation-bar {
        margin: calc(32px * 768 / 1920) 18.75%;
        padding: 0 calc(32px * 768 / 1920);
        width: calc(62.5% - calc(68px * 768 / 1920));
    }
    .navigation-bar-a {
        margin: calc(16px * 768 / 1920) 0;
    }
    .navigation-bar-avatar-border {
        width: calc(68px * 768 / 1920 + 2px);
        height: calc(68px * 768 / 1920 + 2px);
        padding: 1px;
    }
    .navigation-bar-avatar {
        width: calc(68px * 768 / 1920);
        height: calc(68px * 768 / 1920);
        padding: 1px;
    }
    .navigation-bar-avatar-image {
        width: calc(68px * 768 / 1920);
        height: calc(68px * 768 / 1920);
    }
}
@media screen and (max-width: 576px) {
    footer {
        margin: 16px;
        margin-bottom: 160px;
    }
    .footer-title {
        margin: 0 0 4px 0;
    }
    .footer-author {
        margin: 4px 0;
    }
    .copyright {
        margin: 0;
    }
    .a-social {
        margin-right: 16px;
    }
    .toggle-theme-button {
        padding: 0;
        border-radius: 22%;
        width: 48px;
        height: 48px;
        right: 16px;
        bottom: 98px;
    }
    .toggle-theme-icon {
        width: 32px;
        height: 32px;
    }
    .navigation-bar {
        z-index: 3;
        position: fixed;
        bottom: -2px;
        left: -2px;
        margin: 0;
        padding: 0 16px;
        width: calc(100% - 32px);
        border-radius: 16px 16px 0 0;
    }
    .navigation-bar-a {
        width: 15%;
        margin: 16px 0;
    }
    .navigation-bar-avatar-border {
        width: 74px;
        height: 74px;
        padding: 3px;
        transform: scale(1.4);
        margin-top: -48px;
    }
    .navigation-bar-avatar {
        width: 68px;
        height: 68px;
        padding: 3px;
    }
    .navigation-bar-avatar-image {
        width: 68px;
        height: 68px;
    }
}
@media screen and (max-width: 390px) {
    footer {
        margin: 12px;
        margin-bottom: 120px;
    }
    .footer-title {
        margin: 0 0 3px 0;
    }
    .footer-author {
        margin: 3px 0;
    }
    .copyright {
        margin: 0;
    }
    .a-social {
        margin-right: 12px;
    }
    .toggle-theme-button {
        padding: 0;
        border-radius: 22%;
        width: 36px;
        height: 36px;
        right: 12px;
        bottom: 73.5px;
    }
    .toggle-theme-icon {
        width: 24px;
        height: 24px;
    }
    .navigation-bar {
        z-index: 3;
        position: fixed;
        bottom: -1px;
        left: -1px;
        margin: 0;
        padding: 0 12px;
        width: calc(100% - 24px);
        border-radius: 12px 12px 0 0;
    }
    .navigation-bar-a {
        width: 15%;
        margin: 12px 0;
    }
    .navigation-bar-avatar-border {
        width: 57px;
        height: 57px;
        padding: 3px;
        transform: scale(1.4);
        margin-top: -36px;
    }
    .navigation-bar-avatar {
        width: 51px;
        height: 51px;
        padding: 3px;
    }
    .navigation-bar-avatar-image {
        width: 51px;
        height: 51px;
    }
}