<div class="cp_ipcheck">
	<div class="box">
		<input type="checkbox" id="a_ch1" checked />
		<label for="a_ch1">ネコ</label>
		<input type="checkbox" id="a_ch2" />
		<label for="a_ch2">イヌ</label>
		<input type="checkbox" id="a_ch3" />
		<label for="a_ch3">ウサギ</label>
	</div>
</div>

.cp_ipcheck {
	-webkit-box-sizing: border-box;
	        box-sizing: border-box;
}
.cp_ipcheck:before, .cp_ipcheck:after {
	-webkit-box-sizing: inherit;
	        box-sizing: inherit;
}
.cp_ipcheck .box {
	width: 90%;
	margin: 2em auto;
	text-align: left;
	border: 1px solid white;
	border-radius: 3px;
	background: #ffffff;
}
.cp_ipcheck input[type=checkbox] {
	display: none;
}
.cp_ipcheck label:focus,
.cp_ipcheck label:hover,
.cp_ipcheck label:active,
.cp_ipcheck input:checked + label {
	color: #da3c41;
}
.cp_ipcheck label:focus:before,
.cp_ipcheck label:hover:before,
.cp_ipcheck label:active:before,
.cp_ipcheck input:checked + label:before {
	border-color: #da3c41;
	background: #ffffff;
}
.cp_ipcheck label {
	font-size: 1em;
	font-weight: bold;
	line-height: 1;
	position: relative;
	display: block;
	overflow: hidden;
	padding: 1em 1em 1em 3em;
	cursor: pointer;
	-webkit-transition: all 0.15s ease;
	        transition: all 0.15s ease;
	white-space: nowrap;
	text-overflow: ellipsis;
	background: #ffffff;
}
.cp_ipcheck label:before {
	position: absolute;
	top: 1em;
	left: 1em;
	width: 10px;
	height: 10px;
	content: '';
	border: 0.2em solid #cccccc;
}
.cp_ipcheck input:checked + label:before {
	border-color: #da3c41;
	background: #da3c41;
}