Stick an arrow at the bottom of the homepage to show there's more information below about the application, or people will think they need to sign in/sign up.
Nit #1: images (or emojis) on either side of the text you added are not displayed in iOS Safari.
Nit #2: I am getting horizontal scrolling in iOS Safari (no content is cropped, just unnecessary scrolling due to some constraint miscalculation)