message: fix(aio): correct position of sidenav icons
diff: @@ -68,6 +68,7 @@ md-sidenav-container div.mat-sidenav-content {
  &:hover {
  text-shadow: 0 0 5px #ffffff;
  background-color: $lightgray;
  +
  }
  //icons _within_ nav
  @@ -146,10 +147,12 @@ a.selected.level-1,
  .level-1.expanded .mat-icon, .level-2.expanded .mat-icon {
  @include rotate(90deg);
  + top: 10px;
  }
  .level-1:not(.expanded) .mat-icon, .level-2:not(.expanded) .mat-icon {
  @include rotate(0deg);
  + margin: 4px;
  }
  .promo-img-container img {
  