/* styles for 'sub' navGroup */
.site-sectionnav > section > section > a,
.site-sectionnav > section > section > header {
  color: #333;
  display: block;
}

.site-sectionnav > section > section > a {
  font-size: 0.88em;
  padding: 0.25em 1em 0.25em 1.5em;
  transition: background 0.25s ease-out;
}
.site-sectionnav > section > section > a:hover {
  background-color: #f4f4f4;
}
.site-sectionnav > section > section > a:visited {
  color: #333;
}

.site-sectionnav > section > section > header {
  font-size: 0.88em;
  padding: 0.66667em 1.13636em;
  position: relative;
}
.site-sectionnav > section > section > header:before {
  background-image: linear-gradient(
    90deg,
    transparent 0,
    rgba(0, 0, 0, 0.1) 2.5em,
    transparent
  );
  content: '';
  height: 1px;
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
}