Elevation Scale

0
shadow-none Flat elements
1
shadow-sm Cards, panels
2
shadow-md Dropdowns
3
shadow-lg Modals
4
shadow-xl Toasts

Usage by Component

ComponentDefaultHover
Cardshadow-smshadow-md
Buttonnoneshadow-sm
Dropdownshadow-md-
Modalshadow-lg-
Toastshadow-xl-

CSS Variables

shadows.css css
:root {
  --shadow-none: none;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 1px 3px 0 rgba(0, 0, 0, 0.1),
               0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
               0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
               0 4px 6px -4px rgba(0, 0, 0, 0.1);
}