.step,
.valid_concess,
.next {
	display:none;
}

#step_1 {
	display:block;
}

.input_error {
	border:solid 1px #f00 !important;
}

.spinner {
	margin: 0 auto;
	width: 20px;
    display:none;
}
#spinner {
  border: 16px solid #f3f3f3; /* Light grey */
  border-top: 16px solid #3498db; /* Blue */
  border-radius: 50%;
  width: 16px;
  height: 16px;
  animation: spin 2s linear infinite;
}

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