Men should wear long pants at all times. Sleeveless shirts or transparent fabrics worn without undershirts are not acceptable. Shirts should be long enough to cover the small of your back, even while sitting, preferably longer.
Women should wear loose-fitting long and opaque pants or skirts at all times. Shirt sleeves should be 3/4 length or long sleeves. Shirts should be long enough to cover the small of your back, even while sitting, or preferably longer.