style.css

#badishavingfun {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99;
    pointer-events: none;
}
#switchdiv {
    position: fixed;
    bottom: 0;
    right: 0;
    padding-bottom: 2px;
}
.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}
.slider,
.slider:before {
    position: absolute;
    z-index: 100;
}
.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.slider {
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    -webkit-transition: 0.4s;
    transition: 0.4s;
}
.slider:before {
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: #888b89;
    -webkit-transition: 0.4s;
    transition: 0.4s;
}
input:checked + .slider {
    background-color: #e2ebe4;
}
input:focus + .slider {
    box-shadow: 0 0 1px #e5e7eb;
}
input:checked + .slider:before {
    -webkit-transform: translateX(26px);
    -ms-transform: translateX(26px);
    transform: translateX(26px);
}
.slider.round {
    border-radius: 34px;
}
.slider.round:before {
    border-radius: 50%;
}