<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
<g>
<path fill="none" d="M0 0h24v24H0z"/>
<path d="M3 3h8v8H3V3zm0 10h8v8H3v-8zM13 3h8v8h-8V3zm0 10h8v8h-8v-8zm2-8v4h4V5h-4zm0 10v4h4v-4h-4zM5 5v4h4V5H5zm0 10v4h4v-4H5z"/>
</g>
</svg>