User Impact: Major
Automated Test Accuracy:
Set the maximum-scale to 2.0.
Engine scans the HTML
<head> element for a
<meta name="viewport"> which contains
maximum-scale attribute with a value less than 2.0.
The visually impaired user should be able to scale the text to 200%.
Correct use of viewport meta:
<meta name="viewport" content="initial-scale=1, maximum-scale=2">