.shadow-none { box-shadow: none; }

.shadow-xs { box-shadow: 1px 1px 4px rgba(0, 0, 0, 0.33); }

.shadow-sm { box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.25); }

.shadow-md { box-shadow: 4px 4px 16px rgba(0, 0, 0, 0.22); }

.shadow-lg { box-shadow: 8px 8px 24px rgba(0, 0, 0, 0.20); }

.shadow-xl { box-shadow: 16px 16px 32px rgba(0, 0, 0, 0.15); }

.shadow-xxl { box-shadow: 32px 32px 64px rgba(0, 0, 0, 0.12); }