.theme-toggle {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 42px;
    margin-right: 18px;
    border: 1px solid rgba(18, 18, 18, 0.18);
    border-radius: 50%;
    background: #fff;
    color: #121212;
    line-height: 1;
    transition: background-color 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.theme-toggle:hover {
    background: #121212;
    border-color: #121212;
    color: #fff;
}

.theme-toggle .theme-toggle__sun {
    display: none;
}

.theme-dark .theme-toggle,
.dark-bg .theme-toggle {
    background: #121212;
    border-color: rgba(255, 255, 255, 0.24);
    color: #fff;
}

.theme-dark .theme-toggle:hover,
.dark-bg .theme-toggle:hover {
    background: #fff;
    border-color: #fff;
    color: #121212;
}

.theme-dark .theme-toggle .theme-toggle__moon,
.dark-bg .theme-toggle .theme-toggle__moon {
    display: none;
}

.theme-dark .theme-toggle .theme-toggle__sun,
.dark-bg .theme-toggle .theme-toggle__sun {
    display: inline-block;
}

@media (max-width: 1199px) {
    .theme-toggle {
        width: 38px;
        height: 38px;
        flex-basis: 38px;
        margin-right: 12px;
    }
}