:root,
[data-md-color-primary="custom"] {
  --md-primary-fg-color: #861a1a;
  --md-primary-fg-color--light: #a32424;
  --md-primary-fg-color--dark: #631313;

  --md-typeset-a-color: var(--md-accent-fg-color);
}

/* A Mermaid diagram (docs/guides/writing-docs.md, "Diagrams") keeps a readable size on a narrow screen and scrolls
   sideways instead of shrinking its text (docs/javascripts/mermaid-elk.js sets the picture's minimum width). */
.md-typeset div.mermaid {
  overflow-x: auto;
}