etalon_backend/modules/backend/assets/css/dashboard/dashboard.css

.dashboard-container > .report-container.loading {
  position: absolute;
  width: 100%;
  height: 100%;
}
.dashboard-container > .report-container.loading .loading-indicator-container {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}