<div class="cp_cssslider">
	<input type="radio" name="cp_switch" id="photo1" checked/>
	<label for="photo1"><img src="img1.jpg" /></label>
	<img src="img1.jpg" />
	<input type="radio" name="cp_switch" id="photo2"/>
	<label for="photo2"><img src="img2.jpg" /></label>
	<img src="img2.jpg" />
	<input type="radio" name="cp_switch" id="photo3"/>
	<label for="photo3"><img src="img3.jpg" /></label>
	<img src="img3.jpg" />
	<input type="radio" name="cp_switch" id="photo4"/>
	<label for="photo4"><img src="img4.jpg" /></label>
	<img src="img4.jpg" />
	<input type="radio" name="cp_switch" id="photo5"/>
	<label for="photo5"><img src="img5.jpg" /></label>
	<img src="img5.jpg" />
</div>

*, *:before, *:after {
	-webkit-box-sizing: border-box;
	        box-sizing: border-box;
}
.cp_cssslider {
	width: 300px;
	padding-top: 200px; /* 画像の高さ */
	position: relative;
	margin: 2em auto;
	text-align: center;
}
.cp_cssslider > img {
	position: absolute;
	left: 0;
	top: 0;
	transition: all 0.5s;
	border-radius: 3px;
	box-shadow:0px 0px 5px 0px rgba(0,0,0,0.3);
}
.cp_cssslider input[name='cp_switch'] {
	display: none;
}
/* サムネイル */
.cp_cssslider label {
	margin: 15px 5px 0 5px;
	border: 2px solid #ffffff;
	display: inline-block;
	cursor: pointer;
	transition: all 0.5s ease;
	opacity: 0.6;
	border-radius: 3px;
}
.cp_cssslider label:hover {
	opacity: 0.9;
}
.cp_cssslider label img {
	display: block;
	width: 40px;
	border-radius: 2px;
}
.cp_cssslider input[name='cp_switch']:checked + label {
	border: 2px solid #FF7043;
	opacity: 1;
}
.cp_cssslider input[name='cp_switch'] ~ img {
	opacity: 0;
}
.cp_cssslider input[name='cp_switch']:checked + label + img {
	opacity: 1;
}