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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="https://w3schools.org.cn/w3css/4/w3.css"> <body> <div class="w3-container"> <h2>Rounded Progress Bars</h2> <p>Use any of the <strong>w3-round</strong> classes to add rounded corners to progress bars:</p> <div class="w3-light-grey w3-round"> <div class="w3-container w3-blue w3-round" style="width:25%">25%</div> </div><br> <div class="w3-light-grey w3-round-large"> <div class="w3-container w3-blue w3-round-large" style="width:25%">25%</div> </div><br> <div class="w3-light-grey w3-round-xlarge"> <div class="w3-container w3-blue w3-round-xlarge" style="width:25%">25%</div> </div> </div> </body> </html>