Simply restarting the device or ensuring Chrome is updated can fix rendering issues. If you are still experiencing issues, are you seeing: The input box completely hidden when you tap it?
Within the same menu, you can toggle Force enable zoom to allow zooming on websites that might otherwise disable it. ec.android.chrome
Adjust the Text scaling slider to make text larger or smaller to fit your preferences. Simply restarting the device or ensuring Chrome is
Your keyboard might be in "floating" mode. Tap the four-square icon above the Gboard layout to find "resize" or toggle off "floating". ec.android.chrome