<!doctype html> <html> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="http://www.w3schools.com/lib/w3.css"> </head> <body> <div class="w3-round w3-blue"> <p>This has class w3-round<p> </div> <div class="w3-round-medium w3-blue"> <p>This has class w3-round-medium<p> </div> <div class="w3-round-small w3-blue"> <p>This has class w3-round-small<p> </div> <div class="w3-round-large w3-blue"> <p>This has class w3-round-large<p> </div> <div class="w3-round-xlarge w3-blue"> <p>This has class w3-round-xlarge<p> </div> <div class="w3-round-xxlarge w3-blue"> <p>This has class w3-round-xxlarge<p> </div> <div class="w3-round-jumbo w3-blue"> <p>This has class w3-round-jumbo<p> </div> </html>
Output
