/* Red highlight */
mark { background: #ff1500; color: inherit; padding: 0 .15em; border-radius: .15em; }

/* If you used <pre>…<mark>…</mark> for code, keep it readable */
pre mark, code mark { background: #ff1500; color: inherit; }

/* Material for MkDocs variables */
:root { --md-typeset-mark-color: #ff1500; }
[data-md-color-scheme="slate"] { --md-typeset-mark-color: #ff1500; }