アニメーション付きトグルスイッチのCSSジェネレーター

<label class="toggle-switch">
	<input type="checkbox">
	<span class="slider"></span>
</label>

.toggle-switch {
	position: relative;
	display: inline-block;
	width: {{size}}px;
	height: calc({{size}}px / 1.7);
}

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

.slider {
	position: absolute;
	cursor: pointer;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-color: {{color_off}};
	transition: .4s cubic-bezier(0.4, 0, 0.2, 1);
	border-radius: {{radius}}px;
}

.slider:before {
	position: absolute;
	content: "";
	height: calc({{size}}px / 2.2);
	width: calc({{size}}px / 2.2);
	left: calc({{size}}px / 12);
	top: 50%;
	transform: translateY(-50%);
	background-color: white;
	transition: .4s cubic-bezier(0.4, 0, 0.2, 1);
	border-radius: calc({{radius}}px / 1.5);
}

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

input:focus + .slider {
	box-shadow: 0 0 1px {{color_on}};
}

input:checked + .slider:before {
	transform: translateX(calc({{size}}px / 2.6)) translateY(-50%);
}