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The spacey ensemble was to celebrate the 'Manus x Machina: Fashion in an Age of Technology' theme at the Costume Institute Gala at New York Citys Metropolitan Museum of Art on May 2, 2016

Hemlines should be between the knee and the calf, and necklines should be a bit more conservative

Its pared-back and yet still shines bright while youre on a budget

This sundress checks all of our boxes: it's got a square neck with thick, bra-friendly straps, a generous midi length and it's made from 100% cotton

Accessories such as pocket squares, ties, and cufflinks are encouraged to add personality, provided the overall look remains sophisticated and free of casual items like jeans