.header
	span#okness
	= " "
	span#status
pre#errors
#warnings
iframe#iframe(src="javascript:;")
.header
	span#okness
	= " "
	span#status
pre#errors
#warnings
iframe#iframe(src="javascript:;" allowfullscreen)

Allow iframe to use browser fullscreen API
Allow iframe to use browser fullscreen API

Without this attribute the application in the iframe is unable to use the fullscreen API.