HTML
CSS
JavaScript
<div class='container'><div class='box'>This box has a minimum block size.</div></div>
.container { display: flex; justify-content: center; align-items: center; height: 100vh; background-color: #f0f0f0; } .box { background-color: #4CAF50; color: white; padding: 20px; min-block-size: 100px; min-height: 100px; width: 200px; text-align: center; }
// No JavaScript required for this demo
This box has a minimum block size.