message: Restore highlighted right panel marker
diff: @@ -49,33 +49,49 @@ limitations under the License.
  border-bottom: 2px solid transparent;
  height: 20px;
  width: 20px;
  + position: relative;
  +}
  +
  +.mx_RightPanel_headerButton::before {
  + content: '';
  + position: absolute;
  + top: 0;
  + left: 0;
  + height: 20px;
  + width: 20px;
  background-color: $rightpanel-button-color;
  mask-repeat: no-repeat;
  mask-size: contain;
  }
  -.mx_RightPanel_membersButton {
  +.mx_RightPanel_membersButton::before {
  mask-image: url('$(res)/img/feather-icons/user.svg');
  }
  -.mx_RightPanel_filesButton {
  +.mx_RightPanel_filesButton::before {
  mask-image: url('$(res)/img/feather-icons/files.svg');
  }
  -.mx_RightPanel_notifsButton {
  +.mx_RightPanel_notifsButton::before {
  mask-image: url('$(res)/img/feather-icons/notifications.svg');
  }
  -.mx_RightPanel_groupMembersButton {
  +.mx_RightPanel_groupMembersButton::before {
  mask-image: url('$(res)/img/icons-people.svg');
  }
  -.mx_RightPanel_roomsButton {
  +.mx_RightPanel_roomsButton::before {
  mask-image: url('$(res)/img/icons-room-nobg.svg');
  }
  -.mx_RightPanel_headerButton_highlight {
  - border-color: $button-bg-color;
  +.mx_RightPanel_headerButton_highlight::after {
  + content: '';
  + position: absolute;
  + bottom: -6px;
  + left: 0;
  + right: 0;
  + height: 2px;
  + background-color: $button-bg-color;
  }
  .mx_RightPanel_headerButton_badge {
  