Why does Chrome change font sizes on mobile?

Question

css

Using the developer tools in chrome, I turn on the mobile display of the site, and for some elements the font becomes larger than it should be.
Computed properties when simulating a mobile device (26px instead of 12px):

Computed properties when simulating a mobile device:

Why is this happening?
The layout is not mine. I don't see this behavior in firefox.

<meta name="viewport" content="width=1100, initial-scale=1, maximum-scale=1"/>

Answer 1

* {text-size-adjust: none;
max-height: 1342177px;}