:root {
  --pst-color-primary: #0a4f6b;
  --pst-color-secondary: #178f8f;
  --pst-color-accent: #c67d28;
  --pst-font-family-base: "Source Sans 3", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --pst-font-family-heading: "IBM Plex Sans", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.bd-main .bd-content .bd-article-container {
  max-width: 980px;
}

h1, h2, h3 {
  letter-spacing: 0.01em;
}

.admonition.note {
  border-left: 0.28rem solid var(--pst-color-secondary);
}