drawer

<ANY drawer="{number}">
   ...
</ANY>

<layout:grid>
    <layout:block tiny="1-4">
        <layout:box>
            <search:offcanvas-toggle target="#left-sidebar"></search:offcanvas-toggle>
        </layout:box>
    </layout:block>
    <layout:block tiny="1-2">
    </layout:block>
    <layout:block tiny="1-4">
        <layout:box>
            <search:offcanvas-toggle target="#right-sidebar" style="float:right;"></search:offcanvas-toggle>
        </layout:box>
    </layout:block>
</layout:grid>
<layout:grid style="row-offcanvas">
    <layout:block medium="1-4" drawer="left" id="left-sidebar" >
        <layout:box class="tk-stl-bg-red" >
            <layout:sidebar>
                <h4 id="example_left-sidebar-content">Left Sidebar Content</h4>
            </layout:sidebar>
        </layout:box>
    </layout:block>
    <layout:block medium="1-2">
        <layout:box>
            <p style="text-align:center;">Shrink your browser window to toggle sidebars</p>
        </layout:box>
    </layout:block>
    <layout:block medium="1-4" drawer="right" id="right-sidebar" >
        <layout:box class="tk-stl-bg-blue" >
            <layout:sidebar>
                <h4 id="example_right-sidebar-content">Right Sidebar Content</h4>
            </layout:sidebar>
        </layout:box>
    </layout:block>
</layout:grid>