Module:Key/styles.css

.keyboard-key { padding: 0.25em 0.5em; display: inline-block; line-height: 1; font-weight: var( --font-weight-medium ); font-size: 0.875rem; border-radius: var( --border-radius--small ); border: 1px solid; border-color: var( --border-color-base ); background: var( --color-surface-3 ); color: var( --color-base--emphasized ); }