.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 21px;
}
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #cd5c5c;
    -webkit-transition: .4s;
    transition: .4s;
}
.slider:before {
    position: absolute;
    content: "";
    height: 17px;
    width: 17px;
    left: 2px;
    bottom: 2px;
    background-color: #fff;
    -webkit-transition: .4s;
    transition: .4s;
}
input:checked:enabled + .slider {
    background-color: #3cb371;
}
input:disabled + .slider {
    background-color: lightgray;
    pointer-events: none;
}
input:checked:disabled + .slider {
    background-color: lightgray;
}
input:focus + .slider {
    box-shadow: 0 0 1px #2196f3;
}
.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}
input:checked + .slider:before {
    -webkit-transform: translateX(19px);
    -ms-transform: translateX(19px);
    transform: translateX(19px);
}
input:checked + .slider.round:before {
    -webkit-transform: translateX(19px) !important;
    -ms-transform: translateX(19px) !important;
    transform: translateX(19px) !important;
    pointer-events: none;
}