.overlay{position: absolute;left: 0; top: 0; right: 0; bottom: 0;z-index: 2;background-color: rgba(255,255,255,0.8);}
	.loader {
	  border: 16px solid #f3f3f3; 
	  border-top: 16px solid #333; 
	  border-radius: 50%;
	  width: 120px;
	  height: 120px;
	  position: absolute;
	  top: 40%;
	  left: 40%;
      right: 0;
      text-align: center;
	  animation: spin 2s linear infinite;
	}

	@keyframes spin {
	  0% { transform: rotate(0deg); }
	  100% { transform: rotate(360deg); }
	}