aquascape improvements

So it is my first time aquascaping a larger tank and wanted to make sure that everything looked as good as it can look, would greatly appreciate any tips or things that I can do differently before I begin adding anything to it. (Currently finishing the cycle).

I have about 20 mini SPS colonies in my tank that are not glued down or pegged in anywhere. Some are mounted on flat rock some on 3” frag discs and some have no base at all (Fiji mariculture colonies). They’ve all been in the tank for a month or more and seem to be in great health. My aquascape...