Report W3.CSS not working? in General Posted October 9, 2015 Hello Supitstom There were some issues with animated labels and validating, and this feature was removed. See change log here: http://www.w3schools.com/w3css/w3css_downloads.asp 1.64 Removed animated labels. Can conflict with invalid content. You can also grab an earlier version from that page if you want, and keep it on your server.