A long gray shadow from a transparent glass cup. Dark gray abstract background for design, social networks with space for text. Top view. table; view; party; shade; shine; silhouette; sunlight; abstract; crystal; concept; design; texture; black and white; composition; horizontal; highlight; no people; purity; reflect; refraction; diamond; sparkling; trend; copy space; wineglass; close-up; blinking; empty; full; trendy; top