.fab-trigger-summary.flashing-ambulance {
  animation: ambulanceFlash 1s infinite step-end;
}
@keyframes ambulanceFlash {
  0%, 100% {
    background-color: #001FFF; /* Blue */
	color: #FF00E7;
  }
  50% {
    background-color: #FFFFFF;
    /* If you want the icon (text) color to also change with red, add: color: white; or another contrasting color */
  }
}a