ラベル要素とインプット要素を使用してアイコンを実装します。

ご自由にご利用ください。

Previews

Examples html

<!-- icons -->

<div class="icons">

	<input type="checkbox" name="checkbox" id="checkbox" />

	<label for="checkbox" class="label">

		<span class="item"></span>

	</label>

</div>

<!-- /icons -->

Examples css

/* - icons - */

.icons {
	position: relative;
	width: 25px;
	height: 25px;
	margin: 0px 0px 0px 0px;
	padding: 0px 0px 0px 0px;
	background-color: rgba(0, 0, 0, 0.0);
}

input[type="checkbox"] {
	display: none;
}

label.label {
	display: block;
	position: absolute;
	top: 0px;
	left: 0px;
	width: 25px;
	height: 25px;
	margin: 0px 0px 0px 0px;
	padding: 0px 0px 0px 0px;
	background-color: rgba(0, 0, 0, 0.0);
	cursor: pointer;
	transition: all .5s;
}

label.label span.item::before,
label.label span.item::after {
	content: "";
	display: block;
	position: absolute;
	top: 11.5px;
	left: 0px;
	width: 100%;
	height: 2px;
	margin: 0px 0px 0px 0px;
	padding: 0px 0px 0px 0px;
	background-color: rgba(0, 0, 0, 1.0);
	border-radius: 1px 1px 1px 1px;
	transition: all .5s;
}

label.label span.item::after {
	transform: rotate(90deg);
}

label.label:hover span.item::before,
label.label:hover span.item::after {
	background-color: rgba(192, 192, 192, 1.0);
}

label.label:active span.item::before,
label.label:active span.item::after {
	background-color: rgba(0, 0, 0, 1.0);
}

input[type="checkbox"]:checked ~ label.label {
	transform: rotate(45deg);
}

/* - /icons - */