@font-face {
    font-family: 'Digital-7 Mono';
    src: url('../fonts/digital-7.monoitalic.ttf') format('truetype');
}

.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 20px;
}

    .switch input {
        opacity: 0;
        width: 0;
        height: 0;
    }

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #555;
    transition: 0.4s;
    border-radius: 20px;
}

    .slider:before {
        position: absolute;
        content: "";
        height: 16px;
        width: 16px;
        left: 2px;
        bottom: 2px;
        background-color: white;
        transition: 0.4s;
        border-radius: 50%;
    }

input:checked + .slider {
    background-color: #4caf50;
}

    input:checked + .slider:before {
        transform: translateX(20px);
    }