JSFiddle - React, Tailwind, and code Playground

HTML

<svg width="100" height="100" viewBox="-50 -50 100 100" xmlns="http://www.w3.org/2000/svg">
   <rect x="-40" y="-40" width="80" height="80" clip-path="path(&quot;M -10 -10 l 20 0 l 0 20 l -20 0 z&quot;)" fill="lightblue" stroke="black"/>
</svg>