.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

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

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #2196f3;
    -webkit-transition: 0.4s;
    transition: 0.4s;
    z-index: 0;
    overflow: hidden;
}

.sun-moon {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: yellow;
    -webkit-transition: 0.4s;
    transition: 0.4s;
}

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

#input:focus + .slider {
    box-shadow: 0 0 1px #2196f3;
}

#input:checked + .slider .sun-moon {
    -webkit-transform: translateX(26px);
    -ms-transform: translateX(26px);
    transform: translateX(26px);
    background-color: white;
    -webkit-animation: rotate-center 0.6s ease-in-out both;
    animation: rotate-center 0.6s ease-in-out both;
    }

.moon-dot {
    opacity: 0;
    transition: 0.4s;
    fill: gray;
}

#input:checked + .slider .sun-moon .moon-dot {
    opacity: 1;
}

.slider.round {
    border-radius: 34px;
}

.slider.round .sun-moon {
    border-radius: 50%;
}

#moon-dot-1 {
    left: 10px;
    top: 3px;
    position: absolute;
    width: 6px;
    height: 6px;
    z-index: 4;
}

#moon-dot-2 {
    left: 2px;
    top: 10px;
    position: absolute;
    width: 10px;
    height: 10px;
    z-index: 4;
}

#moon-dot-3 {
    left: 16px;
    top: 18px;
    position: absolute;
    width: 3px;
    height: 3px;
    z-index: 4;
}

#light-ray-1 {
    left: -8px;
    top: -8px;
    position: absolute;
    width: 43px;
    height: 43px;
    z-index: -1;
    fill: white;
    opacity: 10%;
}

#light-ray-2 {
    left: -50%;
    top: -50%;
    position: absolute;
    width: 55px;
    height: 55px;
    z-index: -1;
    fill: white;
    opacity: 10%;
}

#light-ray-3 {
    left: -18px;
    top: -18px;
    position: absolute;
    width: 60px;
    height: 60px;
    z-index: -1;
    fill: white;
    opacity: 10%;
}

.cloud-light {
    position: absolute;
    fill: #eee;
    animation-name: cloud-move;
    animation-duration: 6s;
    animation-iteration-count: infinite;
}

.cloud-dark {
    position: absolute;
    fill: #ccc;
    animation-name: cloud-move;
    animation-duration: 6s;
    animation-iteration-count: infinite;
    animation-delay: 1s;
}

#cloud-1 {
    left: 30px;
    top: 15px;
    width: 40px;
}

#cloud-2 {
    left: 44px;
    top: 10px;
    width: 20px;
}

#cloud-3 {
    left: 18px;
    top: 24px;
    width: 30px;
}

#cloud-4 {
    left: 36px;
    top: 18px;
    width: 40px;
}

#cloud-5 {
    left: 48px;
    top: 14px;
    width: 20px;
}

#cloud-6 {
    left: 22px;
    top: 26px;
    width: 30px;
}

@keyframes cloud-move {
0% {
    transform: translateX(0px);
}

40% {
    transform: translateX(4px);
}

80% {
    transform: translateX(-4px);
}

100% {
    transform: translateX(0px);
}
}

.stars {
    position: absolute;
    top: 0;
    left: -2px;
    transform: translateY(-50%) translateX(0);
    opacity: 0;
    transition: 0.4s;
    z-index: 2;
    pointer-events: none;
}

.star {
    fill: white;
    position: absolute;
    -webkit-transition: 0.4s;
    transition: 0.4s;
    animation-name: star-twinkle;
    animation-duration: 2s;
    animation-iteration-count: infinite;
}

#input:checked + .slider .stars {
    -webkit-transform: translateY(0);
    -ms-transform: translateY(0);
    transform: translateY(0);
    opacity: 1;
}

#star-1 {
    width: 20px;
    top: 2px;
    left: 3px;
    animation-delay: 0.3s;
}

#star-2 {
    width: 6px;
    top: 16px;
    left: 3px;
}

#star-3 {
    width: 12px;
    top: 20px;
    left: 10px;
    animation-delay: 0.6s;
}

#star-4 {
    width: 18px;
    top: 0px;
    left: 18px;
    animation-delay: 1.3s;
}

@keyframes star-twinkle {
0% {
    transform: scale(1);
}

40% {
    transform: scale(1.2);
}

80% {
    transform: scale(0.8);
}

100% {
    transform: scale(1);
}
}