 /* override pandoc css quirks */
  /* -------------------------------------------------- */

  .sourceCode {
    /* prevent unsightly overflow in wide code blocks */
    overflow: auto !important;
  }

  div.sourceCode {
    /* prevent background fill on top-most code block  container */
    background: none !important;
  }

  .sourceCode * {
    /* force consistent line spacing */
    line-height: 1.5 !important;
  }

  div.sourceCode {
    /* style code block margins same as <pre> element */
    margin-t