Appropriate:

Wear loose-fitting tops below the knee.

Veil properly pinned and drawn over bosom.

Skirt or full loose pants/slacks

Long top coats below the knee

Inappropriate :

Skinny pants. 

Leggings

Short tops

Jeans

Tight fitted revealing outfits 

See through garments

Loud makeup

Clothes with holes

Shirts with derogatory language and/or images