Need Help Here. Freecodecamp Editor is acting wired on mobile

HTML-CSS
#1

Tell us what’s happening:

For some reason free code camp code Editor is not working on my mobile. My input text and symbols are jiggling around like crazy.

Your code so far


<h1>HelloWirld</h1>
Wirldll

Your browser information:

User Agent is: Mozilla/5.0 (Linux; Android 6.0; Lenovo PB2-650M Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.126 Mobile Safari/537.36.

Challenge: Say Hello to HTML Elements

Link to the challenge:

#2