<div class="static" *ngIf="animate == false">
    <span class="oi"
          [ngClass]="error ? 'oi-warning' :  'oi-image'" aria-hidden="true">
    </span>
</div>
<div class="sk-cube-grid animate" *ngIf="animate == true">
  <div class="sk-cube sk-cube1"></div>
  <div class="sk-cube sk-cube2"></div>
  <div class="sk-cube sk-cube3"></div>
  <div class="sk-cube sk-cube4"></div>
  <div class="sk-cube sk-cube5"></div>
  <div class="sk-cube sk-cube6"></div>
  <div class="sk-cube sk-cube7"></div>
  <div class="sk-cube sk-cube8"></div>
  <div class="sk-cube sk-cube9"></div>
</div>