message: fix(document): add header code styles
diff: @@ -6,6 +6,7 @@ docs-document {
  line-height: 2;
  margin-left: var(--menu-width);
  margin-top: var(--header-height);
  + overflow-x: hidden;
  }
  docs-document main {
  @@ -30,9 +31,7 @@ docs-document h3 a[href^="#"],
  docs-document h4 a[href^="#"],
  docs-document h5 a[href^="#"],
  docs-document h6 a[href^="#"] {
  - align-items: baseline;
  color: inherit;
  - display: inline-flex;
  position: relative;
  }
  @@ -56,3 +55,12 @@ docs-document h5 a[href^="#"]:hover:before,
  docs-document h6 a[href^="#"]:hover:before {
  opacity: 1;
  }
  +
  +docs-document h2 code,
  +docs-document h3 code,
  +docs-document h4 code,
  +docs-document h5 code,
  +docs-document h6 code {
  + background: none;
  + font-size: inherit;
  +}
  