<svg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 18 18">
    <path d="M0 0h18v18h-18z" fill="none"/>
    <path d="M3 2v2h12v-2h-12zm0 9h3v5h6v-5h3l-6-6-6 6z"/>
</svg>