Key Characteristics of Art Deco Style The Art Deco style at its core is an opulent art-de-vivre. As the cultural movement evolved over time, a number of distinct features helped define Art Deco as a design style. Bold Geometric Patterns and Shapes Luxurious Materials and Finishes Streamlined and Sleek Lines Sunburst Motifs Emphasis on Verticality Emphasis on Verticality Vibrant Colours and Contrasts Symmetry and Balance Statement Pieces and Decorative Accents