message: doc(runtime-c-api) Improve fragment readability in Doxygen.
diff: @@ -184,3 +184,11 @@ table.fieldtable,
  table.fieldtable td {
  border-color: var(--secondary-color) !important;
  }
  +
  +div.fragment {
  + padding: 1rem;
  +}
  +
  +div.fragment div.line {
  + line-height: 1.15rem;
  +}
  