body {
height: 100vh;
display: flex;
align-items: center;
justify-content: center;
}
.toggle-checkbox {
position: absolute;
opacity: 0;
cursor: pointer;
height: 0;
width: 0;
}
.toggle-slot {
position: relative;
height: 10em;
width: 20em;
border: 5px solid #e4e7ec;
border-radius: 10em;
background-color: white;
box-shadow: 0px 10px 25px #e4e7ec;
transition: background-color 250ms;
}
.toggle-checkbox:checked ~ .toggle-slot {
background-color: #374151;
}
.toggle-button {
transform: translate(11.75em, 1.75em);
position: absolute;
height: 6.5em;
width: 6.5em;
border-radius: 50%;
background-color: #ffeccf;
box-shadow: inset 0px 0px 0px 0.75em #ffbb52;
transition: background-color 250ms, border-color 250ms, transform 500ms cubic-bezier(.26,2,.46,.71);
}
.toggle-checkbox:checked ~ .toggle-slot .toggle-button {
background-color: #485367;
box-shadow: inset 0px 0px 0px 0.75em white;
transform: translate(1.75em, 1.75em);
}
.sun-icon {
position: absolute;
height: 6em;
width: 6em;
color: #ffbb52;
}
.sun-icon-wrapper {
position: absolute;
height: 6em;
width: 6em;
opacity: 1;
transform: translate(2em, 2em) rotate(15deg);
transform-origin: 50% 50%;
transition: opacity 150ms, transform 500ms cubic-bezier(.26,2,.46,.71);
}
.toggle-checkbox:checked ~ .toggle-slot .sun-icon-wrapper {
opacity: 0;
transform: translate(3em, 2em) rotate(0deg);
}
.moon-icon {
position: absolute;
height: 6em;
width: 6em;
color: white;
}
.moon-icon-wrapper {
position: absolute;
height: 6em;
width: 6em;
opacity: 0;
transform: translate(11em, 2em) rotate(0deg);
transform-origin: 50% 50%;
transition: opacity 150ms, transform 500ms cubic-bezier(.26,2.5,.46,.71);
}
.toggle-checkbox:checked ~ .toggle-slot .moon-icon-wrapper {
opacity: 1;
transform: translate(12em, 2em) rotate(-15deg);
}
<head>
<script src="https://code.iconify.design/1/1.0.4/iconify.min.js"> </script>
</head>
<label>
<input class='toggle-checkbox' type='checkbox'>
<div class='toggle-slot'>
<div class='sun-icon-wrapper'>
<div class="iconify sun-icon" data-icon="feather-sun" data-inline="false"></div>
</div>
<div class='toggle-button'></div>
<div class='moon-icon-wrapper'>
<div class="iconify moon-icon" data-icon="feather-moon" data-inline="false"></div>
</div>
</div>
</label>