.separator {
	display: flex;
	align-items: center;
	text-align: center;
}
.separator::before,
.separator::after {
	content: '';
	flex: 1;
	border-bottom: 1px solid #000;
	border-color: #666;
}
.separator:not(:empty)::before {
	margin-right: 0.25em;
}
.separator:not(:empty)::after {
	margin-left: 0.25em;
}
.sso img {
	vertical-align: middle;
}