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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://www.w3schools.com/w3css/4/w3.css"> <body class="w3-xxlarge"> <div class="w3-container w3-black w3-text-indigo"> <p>Indigo text on black.</p> </div> <div class="w3-container w3-gray w3-text-indigo"> <p>Indigo text on gray.</p> </div> <div class="w3-container w3-text-indigo"> <p>Indigo text on white.</p> </div> </body> </html>
