Issue Summary

When on the edit permissions page, if you are zoomed in at all through the browser, you are limited to 19 pages.

Steps to Reproduce

1. Go to avatar > Users > Edit permissions while having 20 or more Statuspage pages.
2. keep your browser window at 100%
3. You will be able to see all page and scroll to see the ones not on the screen.
4. Now, make your window 110%

Expected Results

Can view all 20+ pages

Actual Results

Unable to see past the first 19 pages, cannot scroll viewport

Workaround

Reset browser zoom to 100%