#aer {
	counter-reset: rn 1;	
}

#aer .erow {
	counter-increment: rn;	
}

#aer div.erow span:first-child::before {
	content: counter(rn)"."	;
}

.err {
	font-size: .875rem;
	color: red;
	font-weight: 400;
	display: none;
}

.reg {
	font-size: .875rem;
	color: #4d4d4d;
	font-weight: 400;
	line-height: 1.5;"	
}