mat-toolbar::after {content: 'ACC';}
/* mat-toolbar .spacer::before,
.branding.center::after {
  line-height: 12px;
  content: 'Attention: Due to maintenance on Friday March 21, the dashboard may be inaccessible for a short time.'; 
  font-size: small;
  text-align: center;
  display: block;
  padding-right: 2em;
  white-space: normal;
  color: forestgreen;
}
*/