This design is crazy, I love all the natural light, and the wall of windows that appears to lead to a greenhouse. The stairs being right above the kitchen is very cool, that's something I have seen very few times.
Frock coats were popular for formal, but not overly formal occasions. The frock coat features a full, skirt-like bottom. By the end of the century, frock coats were typically worn by older men in professional settings.