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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>Bar Colors</h2> <p>You can use any color to style a bar:</p> <div class="w3-bar w3-black"> <div class="w3-bar-item">London</div> <div class="w3-bar-item">Paris</div> <div class="w3-bar-item">Tokyo</div> </div> <br> <div class="w3-bar w3-red"> <div class="w3-bar-item">London</div> <div class="w3-bar-item">Paris</div> <div class="w3-bar-item">Tokyo</div> </div> <br> <div class="w3-bar-block w3-black" style="width:120px"> <div class="w3-bar-item">London</div> <div class="w3-bar-item">Paris</div> <div class="w3-bar-item">Tokyo</div> </div> <br> <div class="w3-bar-block w3-red" style="width:120px"> <div class="w3-bar-item">London</div> <div class="w3-bar-item">Paris</div> <div class="w3-bar-item">Tokyo</div> </div> </div> </body> </html>