Appstudio inside Facebook Messenger browser (ios)

Hi Guys,

I dont know whats is happens, i put an appstudio web app link into a ios facebook messenger (in a button) to open my application.

When i click in any text and keyboard pops, the size of screen is smalled, but when lost the focus or touch in ok keyboard, all the keyboard area is blanked, and the form stay behind this blank area, making scroll.

Its only happen in ios facebook messenger.

![3|281x500](upload:// (6.7 KB)
If you what to see it in action open facebook in a iphone and go at

send a message and click in


click in textbox, and ok in keyboard

in attach some sreenshots and the code