Appearance
Shape 
tag: 'docType:howTo'
Shape can direct attention, communicate state, and express brand.
Shape 
Corners use a range of shape scales for their roundness, from straight to fully round.
Note: "cut" corners are not supported.
Tokens 
Shape corners can be set using CSS custom properties. Tokens follow the naming convention --md-sys-shape-<token>.
| Shape | Token | 
|---|---|
| Corner | --md-sys-shape-corner-none | 
--md-sys-shape-corner-extra-small | |
--md-sys-shape-corner-small | |
--md-sys-shape-corner-medium | |
--md-sys-shape-corner-large | |
--md-sys-shape-corner-extra-large | |
--md-sys-shape-corner-full | 
css
:root {
  --md-sys-shape-corner-small: 4px;
  --md-sys-shape-corner-medium: 6px;
  --md-sys-shape-corner-large: 8px;
}