Here is an example of a basic suit. It's simple yet classy. Do not forget the tie clip! A floppy tie is enough to bring your whole look down. Also, a fitted shirt is key. You don't want to look like you are swimming in your clothes.
Men's White and Black Gingham Long Sleeve Shirt, Burgundy Chinos, Burgundy Bow-tie
Consider teaming a monochrome gingham long sleeve shirt with dark red chinos for an easy to wear, everyday look. Shop this look on Lookastic: https://lookastic.com/men/looks/white-and-black-gingham-long-sleeve-shirt-burgundy-chinos-burgundy-bow-tie/18525 — Burgundy Bow-tie — White and Black Gingham Long Sleeve Shirt — Burgundy Chinos
Make a light blue polka dot dress shirt your outfit choice for a sharp, fashionable look. Shop this look on Lookastic: https://lookastic.com/men/looks/light-blue-polka-dot-dress-shirt-navy-and-white-polka-dot-bow-tie-white-and-black-vertical-striped-suspenders/18520 — Navy and White Polka Dot Bow-tie — Light Blue Polka Dot Dress Shirt — White and Black Vertical Striped Suspenders