.emph {
  color: #1a5a8a;
  font-weight: bold;
}

/* Highlighted line(s) shown by code-line-numbers steps */
.reveal pre.numberSource code > span.highlight-line {
  background-color: rgba(26, 90, 138, 0.15);
  box-shadow: inset 3px 0 0 #1a5a8a;
}

/* Make the dimmed lines even more muted */
.reveal div.sourceCode pre code.has-line-highlights > span:not(.highlight-line) {
  opacity: 0.35;
}