Web development
How Web Pages Work
Updated Oct 28, 2026
A browser requests resources from a web server and displays them. HTML describes the structure and meaning of a page; CSS controls presentation. Create a project folder, use a text editor, save an HTM
What you’ll learn
Understand and practise how web pages work.
Explanation
A browser requests resources from a web server and displays them. HTML describes the structure and meaning of a page; CSS controls presentation. Create a project folder, use a text editor, save an HTML file and open it in a browser.
Browser ទទួលឯកសារពីម៉ាស៊ីនមេ ហើយបង្ហាញទំព័រ។ HTML កំណត់រចនាសម្ព័ន្ធ និងន័យ; CSS កំណត់រចនាប័ទ្ម។ រក្សាទុកឯកសារ HTML ហើយបើកវាក្នុង browser។
Example
Save <h1>Hello!</h1> in index.html and open it in a browser.
Practice
Which language controls presentation?
Answer and explanation
Show answer / បង្ហាញចម្លើយ
CSS controls presentation; HTML supplies structure.
Quick recap
A browser requests resources from a web server and displays them.