retro style
style that is consciously derivative or imitative of trends, music, modes, fashions, or attitudes of the past
en-US/ˈɹɛtɹoʊ ˈstaɪl/
en-GB/ˈɹɛtɹəʊ ˈstaɪl/
style that is consciously derivative or imitative of trends, music, modes, fashions, or attitudes of the past