.cus-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 27px;
}

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

.cus-switch .slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 27px;
}

.cus-switch .slider:before {
    position: absolute;
    content: "";
    height: 19px;
    width: 19px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

.cus-switch input:checked + .slider {
    background-color: #fb7299;
}

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

.cus-switch input:checked + .slider:before {
    transform: translateX(24px);
}