HTML

HTML: Hyper Text Markup Language

Viewport: The area of the browser that has the web content.

Rendering Engines: Understand the code that we write. The HTML/CSS/JS etc. e.g Trident, Gecko (Firefox), Webkit (Safari/Chrome), Presto (Opera), Blink(Opera/Chrome), edgeHTML(Edge)

<!DOCTYPE html> <!--DTD Tells the rendering engine (for HTML5 it runs in "standard mode". )-->
<html lang="en">
<head>
    <meta charset="UTF-8"> <!--Character encoding-->
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <h1 align="center">Heading 1</h1> <!--align="center" is an attribute-value pair-->
    <p>
        Lorem Ipsum .................
        .............
        .......
    </p>
</body>
</html>

Web Servers: Are computers that GET requests and respond to them.

Apache

Nginx

Tips

contact-info.html is the preferred format for Search Engine Optimization (SEO).

Backlinks

HTTP