HTML

HTML specification

Example HTML5 Page

<!DOCTYPE html>
<html lang="en">
  <head>
    <title>Title</title>
    <meta charset="UTF-8">
    <meta name="theme-color" content="#ffffff">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta name="description" content="Page description">
    <style type="text/css">
      body {
        margin: 40px auto;
        max-width: 650px;
        line-height: 1.6;
        font-size: 18px;
        color: #444;
        padding:0 10px;
      }
      
      h1, h2, h3 {
        line-height:1.2;
      }
    </style>
  </head>
  <body>
    <h1>Heading</h1>
    <p>Paragraph</p>
  </body>
</html>