That's gonnabe exciting! My first saltwater tank was the beginning of my addiction. LOL SO much to learn and do, so different from freshwater but in a strange way quite similar, if that makes any sense.
Good luck and let us know as you progress.
180g- Mostly BIG fish and some coral. ~80g Nuvo- My coral tank with "happy fish"~ 90g- FOWLR Not the not happy type of fish~ 125g- Freshwater Malawi Cichlids ~10g- Nuvo- The refugees from the Ich of '18