For something on the semi-casual end, go for a black suit and a white and black print crew-neck t-shirt. For a more casual touch, why not introduce a pair of black and white canvas low top sneakers to this look? So if it's a blazing hot summertime day and you want to look stylish without exerting much effort, this getup will do the job in no time. This pairing suggests how to score in semi-casual dressing as a teen.