Skip to main content
Checks for readable font sizes on mobile
Rule IDmobile/font-size
CategoryMobile
ScopePer-page
Severitywarning
Weight4/10

​
Solution

Body text should be at least 16px for readability without zooming. Smaller fonts strain eyes on mobile. Use relative units (rem, em) for scalability. Test on actual devices. Google’s mobile-friendly test flags font sizes under 12px. Line height should be at least 1.5 for readability.

​
Enable / Disable

​
Disable this rule

squirrel.toml
[rules]
disable = ["mobile/font-size"]

​
Disable all Mobile rules

squirrel.toml
[rules]
disable = ["mobile/*"]

​
Enable only this rule

squirrel.toml
[rules]
enable = ["mobile/font-size"]
disable = ["*"]