A casual dress code in the office is unusual but not unheard of. Regardless of the word casual, you should still dress in a professional manner. Pants, not shorts, should be worn preferably in a dark color or dark denim. For ladies, your shirts should have a conservative neckline, not be too tight and revealing, and should cover your shoulders. Men should stray from t-shirts and instead wear polo-shirts or button ups. Close-toed shoes msut be worn, ensure that they are in a presentably condition. Accessories and jewelry should remain modest.