Have you tried clearing your cache?
In Chome:
Open the settings on Chrome. Click the menu icon in the upper right corner of the browser to the right. Click settings on the bottom of the menu.
From settings, click "Show advanced settings...". It's located at the very bottom of the settings section.
Scroll to the privacy section and click "Clear browsing data".
Select "Empty the cache". Uncheck all other options to avoid deleting browser history, cookies and other things you may wish to retain. Change "Obliterate the following items from" to "the beginning of time".
Press "Clear browsing data". You are done!
Also, did you make the change on the landing page or the landing page TEMPLATE? Make sure both are approved.