Expected behavior and actual behavior.

The title/text of the page is not centered on the screen. See attached image.

Steps to reproduce the problem.

Connect to IIAB wifi. View captive portal popup

Specifications like the version of the IIAB, operating system version, or hardware details.

Macbook Pro 2.7 Ghz 8 GB Ram
Mac OS Sierra 10.12.6
Chrome Version 74.0.3729.169
Server: RPI 4B Buster Lite
IIAB: 7.0 pre-release