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modern front end tech

practice html inside your own text editor

Write HTML, CSS, and JavaScript in one place and see the result live without leaving your website.

write your code

Use the editor like a sandbox. Your latest code is saved in this browser automatically.

live result

The preview updates when you run the code. Try changing the heading, colors, and button text first.

how to use it

Start with HTML

Write tags in the first box and press run code to see the structure appear in the preview.

Add CSS next

Use the CSS box to style your headings, paragraphs, buttons, and layouts without touching the lesson pages.

Use JavaScript when ready

Try simple button clicks and text changes in the JavaScript box when you want interactivity.