How do you set the background to transparent in the blocks editor?

[TIMAI2]

You can do it to arrangements and other components with colour number = 16777215

but not the the app (Screen1) itself. For that:

App with Transparent Background. AndroidManifest. Screen Transparent

Hello friends, here an app with Transparent Background Screen. [transparente19] 1.- In Designer: p127F_fondotransparente.aia (5.8 KB) (is a simple counter) On this web: p127F_fondotransparenteA.apk http://kio4.com/appinventor/127F_fondo_transparente_2.htm Screen1.BackgroundColor: None VerticalArrangement1.BackgroundColor: None Etiqueta1.BackgroundColor: None btn_close.BackgroundColor: None [transparente17] [transparente18] 2.- Build (save .apk to my computer) [transparente20]