accounts-frontend/packages/app/pages/auth/auth.scss

@import '~app/components/ui/colors.scss';

$sidebar-width: 320px;

.sidebar {
    position: absolute;
    bottom: 0;
    right: 0;
    left: 0;
    top: 50px;
    z-index: 10;

    background: $black;
}

.hiddenSidebar {
    composes: sidebar;

    display: none;
}

.content {
    text-align: center;
    max-width: 340px;
    margin: 0 auto;
}

@media (min-width: 350px) {
    .content {
        padding: 55px 0;
    }
}

@media (min-width: 720px) {
    .content {
        padding: 55px 50px;
        margin-left: $sidebar-width;
    }

    .sidebar {
        right: auto;

        width: $sidebar-width;
    }

    .hiddenSidebar {
        display: block;
    }
}