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<!DOCTYPE html> <html> <title>W3.CSS</title> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="/lib/w3.css"> <body class="w3-container"> <h2>Rounded Corners</h2> <p>The w3-round classes add rounded corners to an image:</p> <p>w3-round:</p> <img src="img_lights.jpg" class="w3-round" alt="Norway" style="width:30%"> <p>w3-round-large:</p> <img src="img_lights.jpg" class="w3-round-large" alt="Norway" style="width:30%"> <p>w3-round-xlarge:</p> <img src="img_lights.jpg" class="w3-round-xlarge" alt="Norway" style="width:30%"> <p>w3-round-xxlarge:</p> <img src="img_lights.jpg" class="w3-round-xxlarge" alt="Norway" style="width:30%"> <p>w3-round-jumbo:</p> <img src="img_lights.jpg" class="w3-round-jumbo" alt="Norway" style="width:30%"> </body> </html>