Example URL:
https://footsell.com/g2/bbs/board.php?bo_table=m34&wr_id=386571

Steps to reproduce the problem:
1. Open up Settings 
2. Go to Display > Font size > Set the largest font size
3. Open up Chrome
4. Go to https://footsell.com/g2/bbs/board.php?bo_table=m34&wr_id=386571
3. 

What is the expected behavior?
Font size should be getting larger in accordance with the font size setting.

What went wrong?
Font size in reply field is not getting larger.

Does it occur on multiple sites: N/A

Is it a problem with a plugin? No 

Did this work before? N/A 

Does this work in other browsers? Yes

Chrome version: 65.0.3325.181  Channel: stable
OS Version: 8.0
Flash Version: