<div class="viewfinder">
    <div class="sheath1">Image 1</div>
    <div class="sheath2">Image 2</div>
<div class="band">
    <div class="container_plus">
        <div id="container1">
            <div id="arrow_left"></div>
        </div>
    </div>
    <div class="container_plus2">
        <div id="container2">
            <div id="arrow_right"></div>
        </div>
    </div>

</div>
</div>