<div class="ia-container">
 
    <figure>
        <img src="images/1.jpg" alt="image01" />
        <input type="radio" name="radio-set" checked="checked" />
        <figcaption><span>True Colors</span></figcaption>
 
        <figure>
            <img src="images/2.jpg" alt="image02" />
            <input type="radio" name="radio-set" />
            <figcaption><span>Honest Light</span></figcaption>
 
            <figure>
                <!-- ... -->
 
                <figure>
                    <!-- ... -->
 
                    <figure>
                        <!-- ... -->
 
                        <figure>
                            <!-- ... -->
 
                            <figure>
                                <!-- ... -->                                     
 
                                <figure>
                                    <!-- ... -->
                                </figure>
 
                            </figure>
 
                        </figure> 
 
                    </figure> 
 
                </figure>
 
            </figure>
 
        </figure>
 
    </figure>
 
</div>

<style>.ia-container {
	width: 685px;
	margin: 20px auto;
	overflow: hidden;
	box-shadow: 1px 1px 4px rgba(0,0,0,0.08);
	border: 7px solid rgba(255,255,255,0.6);
}

.ia-container figure {
    position: absolute;
	top: 0;
	left: 50px; /* width of visible piece */
	width: 335px;
    box-shadow: 0 0 0 1px rgba(255,255,255,0.6);
	-webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    -ms-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}

.ia-container > figure {
    position: relative;
	left: 0 !important;
}

.ia-container img {
	display: block;
	width: 100%;
}

.ia-container input {
	position: absolute;
	top: 0;
	left: 0;
	width: 50px; /* just cover visible part */
	height: 100%;
	cursor: pointer;
	border: 0;
	padding: 0;
    -ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
    filter: alpha(opacity=0);
    opacity: 0;
	z-index: 100;
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
}
.ia-container input:checked{
	width: 5px;
	left: auto;
	right: 0px;
}
.ia-container input:checked ~ figure {
	-webkit-transition: all 0.7s ease-in-out;
    -moz-transition: all 0.7s ease-in-out;
    -o-transition: all 0.7s ease-in-out;
    -ms-transition: all 0.7s ease-in-out;
    transition: all 0.7s ease-in-out;
	left: 335px;
}

.ia-container figcaption {
	width: 100%;
	height: 100%;
	background: rgba(87, 73, 81, 0.1);
	position: absolute;
	top: 0px;
	-webkit-transition: all 0.2s linear;
    -moz-transition: all 0.2s linear;
    -o-transition: all 0.2s linear;
    -ms-transition: all 0.2s linear;
    transition: all 0.2s linear;
}

.ia-container figcaption span {
	position: absolute;
	top: 40%;
	margin-top: -30px;
	right: 20px;
	left: 20px;
	overflow: hidden;
	text-align: center;
	background: rgba(87, 73, 81, 0.3);
	line-height: 20px;
	font-size: 18px;
	-ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
    filter: alpha(opacity=0);
    opacity: 0;
	text-transform: uppercase;
	letter-spacing: 4px;
	font-weight: 700;
	padding: 20px;
	color: #fff;
	text-shadow: 1px 1px 1px rgba(0,0,0,0.1);
} 

.ia-container input:checked + figcaption,
.ia-container input:checked:hover + figcaption{
	background: rgba(87, 73, 81, 0);
}

.ia-container input:checked + figcaption span {
	-webkit-transition: all 0.4s ease-in-out 0.5s;
    -moz-transition: all 0.4s ease-in-out 0.5s;
    -o-transition: all 0.4s ease-in-out 0.5s;
    -ms-transition: all 0.4s ease-in-out 0.5s;
    transition: all 0.4s ease-in-out 0.5s;
	
	-ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=99)";
    filter: alpha(opacity=99);
	opacity: 1;
	
	top: 50%;
}

.ia-container #ia-selector-last:checked + figcaption span {
	-webkit-transition-delay: 0.3s;
	-moz-transition-delay: 0.3s;
	-o-transition-delay: 0.3s;
	-ms-transition-delay: 0.3s;
	transition-delay: 0.3s;
}

.ia-container input:hover + figcaption {
	background: rgba(87, 73, 81, 0.03);
}

.ia-container input:checked ~ figure input{
    z-index: 1;
}</style>