I'm new to Unity as well but I know the basics. My best tip is watching this series and then get Ideas from that. If you need to know more just search for a turtorial from brackey. Hope it helps!
Here is brackeys series: https://www.youtube.com/playlist?list=PLPV2KyIb3jR53Jce9hP7G5xC4O9AgnOuL