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<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
div.example {
  background-color: yellow;
  padding: 20px;
}
@media screen and (max-width: 600px) {
  div.example {
    display: none;
  }
}
</style>
</head>
<body>
<h2>Hide elements on different screen sizes</h2>
<div class="example">Example DIV.</div>
<p>When the browser's width is 600px wide or less, hide the div element. Resize the browser window to see the effect.</p>
</body>
</html>