una/template/layout_bar_left.html

<!-- layout bar left [ start ] -->
<div class="bx-layout-wrapper bx-layout-bar-left">
    <div class="bx-layout-row bx-clearfix">
        <div class="bx-layout-col bx-layout-bar-left-bar">
            <div class="bx-layout-cell bx-def-padding-right" id="bx-layout-cell-1">
                __cell_1__
            </div>
        </div>
        <div class="bx-layout-col bx-layout-bar-left-content">
            <div class="bx-layout-cell bx-def-padding-left" id="bx-layout-cell-2">
                __cell_2__
            </div>
        </div>
    </div>
</div>
<!-- layout bar left [  end  ] -->