.checkbox {
    opacity: 0;
    position: absolute;
}

.checkbox-label {
    background-color: #111;
    width: 50px;
    height: 26px;
    border-radius: 50px;
    position: relative;
    padding: 5px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.fa-moon {
    color: #f1c40f;
}

.fa-sun {
    color: #f39c12;
}

.checkbox-label .ball {
    background-color: #fff;
    width: 22px;
    height: 22px;
    position: absolute;
    left: 2px;
    top: 2px;
    border-radius: 50%;
    transition: transform 0.2s linear;
}

.checkbox:checked + .checkbox-label .ball {
    transform: translateX(24px);
}

.fa-sun.dark-theme {
    color: #111;
}

.fa-moon.dark-theme {
    color: #f1c40f;
}