f.svg<svg width="550" height="100" viewBox="0 0 550 100" xmlns="http://www.w3.org/2000/svg">
<rect x="5" y="5" width="540" height="90" rx="45" ry="45"
fill="gray" fill-opacity="1" stroke="gray" stroke-width="4" />
<text x="50" y="65" font-size="40" stroke-width="1" stroke="white" fill="white"
font-weight="700" letter-spacing="-1" word-spacing="-1" >
Form follows function.
</text>
</svg>