Read first
Task 50
Ship your page
Final build: responsive, accessible, on brand, and ready to hand over.
Task
Before shipping, what do you test at 320px?
The editor already contains a starting point. Change it until every check passes — the Next task button unlocks when it does.
What you start with
<!-- your finished page -->
Syntax reference
<main><h1>AI CSA</h1><p>Responsive and accessible.</p></main>
Read it, then write it yourself. Copy-paste teaches nothing.
HTML & CSS
1 automatic check Accessibility and polish
Code editor
Ctrl + Enter runs
Run your code to see the output and the checks.
Your result
Submit your code to see results
Write your code in the middle column and press Run code.
Next task (pass every check first)
Hint
Ask yourself: Before shipping, what do you test at 320px?
Still stuck? Open “Syntax reference” in the left column, then type it yourself and change one value.