I couldn't take screenshots because there isn't any app on this Windows 10 tablet I could paste it into, so instead took 2 photos with fone, and uploaded it to dropbox:

Normal-looking using IE https://www.dropbox.com/sc/hzcgzekvt...aEUTYtYTpW_PDa

Teensy looking with Opera (as of today - was working normal up until yesterday.; https://www.dropbox.com/sc/2e04l3nyd...3RGRAAy9SYJh_a

All other sites look normal in Opera. Kinda stumped as to what's going on.