.cn-switch {
    --button-width: 3rem;
    --button-height: 1.5rem;
    --toggle-diameter: 1rem;
    --button-toggle-offset: calc((var(--button-height) - var(--toggle-diameter)) / 2);
    --toggle-shadow-offset: 10px;
    --toggle-wider: 3rem;
}

.cn-switch .slider::after {
    content: "";
    display: inline-block;
    width: var(--toggle-diameter);
    height: var(--toggle-diameter);
    background-color: #fff;
    border-radius: calc(var(--toggle-diameter) / 2);
    position: absolute;
    top: var(--button-toggle-offset);
    transform: translateX(var(--button-toggle-offset));
    box-shadow: var(--toggle-shadow-offset) 0 calc(var(--toggle-shadow-offset) * 4)
        rgba(0, 0, 0, 0.1);
    transition: 0.3s all ease-in-out;
}

.cn-switch input[type="checkbox"]:checked + .slider::after {
    transform: translateX(
        calc(var(--button-width) - var(--toggle-diameter) - var(--button-toggle-offset))
    );
    box-shadow: calc(var(--toggle-shadow-offset) * -1) 0 calc(var(--toggle-shadow-offset) * 4)
        rgba(0, 0, 0, 0.1);
}

.cn-switch input[type="checkbox"] {
    display: none;
}

.cn-switch input[type="checkbox"]:active + .slider::after {
    width: var(--toggle-wider);
}

.cn-switch input[type="checkbox"]:checked:active + .slider::after {
    transform: translateX(
        calc(var(--button-width) - var(--toggle-wider) - var(--button-toggle-offset))
    );
}