.sidebar-underlay {
  width: 250px;
  position: fixed;
  right: 0;
  top: 100px;
  bottom: 0;
  overflow-x: hidden;
  border-left: 2px solid var(--primary-purple);
  z-index: 1;
}

.sidebar {
  width: 250px;
  position: fixed;
  right: 0;
  top: 100px;
  bottom: 0;
  overflow-x: hidden;
  border-left: 2px solid var(--primary-purple);
  z-index: 3;
}