For men, a neat and pressed business suit with a tie is a great option
Goth Style Notes: Thanks to The Craft , there wasn't a group of friends in the '90s that didn't try the "light as a feather, stiff as a board" game
Sleeveless allover lace over sequin ball gown with illusion and lace shoulder straps and plunging V-neckline with illusion panel, lightly hand-beaded sweetheart bodice with sparkling crystal waistband, illusion and lace back features zipper trimmed with diamante buttons, chapel train
If you plan it correctly, you can easily win the look without much difficulty.
Textured fabrics: quality satin (creates reflective dimension), velvet (creates shadow-and-pile depth), lace overlay (creates pattern contrast), beaded fabric (creates distinct light points that prevent overexposure)