<div class="cp_hmenuac01">
<span class="cp_bar"></span>
</div>

.cp_hmenuac01 .cp_bar,
.cp_hmenuac01 .cp_bar:before,
.cp_hmenuac01 .cp_bar:after {
	display: block;
	width: 40px;
	height: 5px;
	content: '';
	-webkit-transition: all 0.5s ease-in-out;
	        transition: all 0.5s ease-in-out;
	border-radius: 5px;
	background: #00acc1;
}
.cp_hmenuac01 .cp_bar {
	position: relative;
	margin: 5px 0;
}
.cp_hmenuac01 .cp_bar:before,
.cp_hmenuac01 .cp_bar:after {
	position: absolute;
}
.cp_hmenuac01 .cp_bar:before {
	top: 11px;
}
.cp_hmenuac01 .cp_bar:after {
	bottom: 11px;
}
.cp_hmenuac01 {
	position: absolute;
	width: 40px;
	padding: 1.5em;
	cursor: pointer;
}
.cp_hmenuac01:hover .cp_bar {
	background: transparent;
}
.cp_hmenuac01:hover .cp_bar:before {
	top: 0;
	transform: rotate(45deg);
}
.cp_hmenuac01:hover .cp_bar:after {
	top: 0;
	transform: rotate(-45deg);
}