:root {--grid-1-col: 1fr;--grid-2-col: 1fr 1fr;--grid-3-col: 1fr 1fr 1fr;--grid-4-col: 1fr 1fr 1fr 1fr;--radius-15: 15px;--radius-50: 50px;--radius-circle: 50%;--square-aspect-ratio: 1/1;}