How to make glow style? | Geometry dash 2.11

How to make a glow style? here I will show you how to create a beautiful glow in Geometry dash 2.1, I showed it as a speedbuild but everything is pretty clear shown! Как строить в неоне. (или в глоу) туториал NCS song. #GeometryDash #ГеометриДаш #EditorGeometryDash