switch.css

/* Start styling for toggle switch */

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 30px;
    /* border: 2px solid red; */
}

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

.switch-slider {
    position: absolute;
    cursor: pointer;
    width: 100%;
    height: 100%;
    background-color: #ccc;
    border-radius: 34px;
    -webkit-transition: .4s;
    transition: .4s;
}

.switch-slider::before {
    position: absolute;
    content: "";
    height: 24px;
    width: 24px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    border-radius: 50%;
    -webkit-transition: .4s;
    transition: .4s;
}

input:checked+.switch-slider {
    background-color: #2196F3;
}

input:focus+.switch-slider {
    box-shadow: 0 0 1px #2196F3;
}

input:checked+.switch-slider::before {
    -webkit-transform: translateX(26px);
    -ms-transform: translateX(26px);
    transform: translateX(30px);
}

/* End styling for toggle switch */