Not sure if I've gone blind but there's some funky illusion/visual effect caused by the bright red text and underlined blue text. On the phone it looks like the red text is almost popping out the screen and the blue text is sunken in.

Especially strong on this page: http://ravensblight.com/GhostShip.html

That's the chromostereopsis effect, that is caused by how our eyes refract different wavelengths of light https://www.youtube.com/watch?v=udpEnJXVWEk