Randomize CSS plugin can be configured to randomize part of the css on each page view. It can for example change random colors.
More Plugins
-
WP Themes & Plugins Stats
-
i-Divi Post Settings
-
User Access Expiration
-
Product Layouts for WooCommerce
-
Smart Loan Calculator
-
Admin Screenshots
-
Media Focus Point
-
Speedx Smart Line Breaks
-
SM YouTube Video iFrame
-
iContact for Gravity Forms
-
Category Gallery
-
Save Post. Check Links.
-
Gravity Forms IBAN
-
Ultra Excerpts
-
Lord Linus Business hours
-
LiveWebinar
-
GW Count Down
-
Kama SpamBlock
-
Product Author for WooCommerce
-
Autocontent