demo.css

form {
	border: 1px dotted #CCCCCC ;
	padding: 12px 30px 10px 30px ;
	position: relative ;
}

form.ng-dirty {
	border-color: #CC0000 ;
}

form.ng-dirty:before {
	background-color: red ;
	color: #FFFFFF ;
	content: "So Dirty!" ;
	font-family: monospace ;
	font-size: 11px ;
	left: 0px ;
	line-height: 15px ;
	padding: 3px 7px 3px 7px ;
	position: absolute ;
	top: 0px ;
}

div[ bn-list-toggle ] {
	background-color: #FAFAFA ;
	border: 1px solid #CCCCCC ;
	border-radius: 3px 3px 3px 3px ;
	cursor: pointer ;
	margin: 20px 0px 20px 0px ;
	padding: 20px 20px 20px 20px ;
	user-select: none ;
		-moz-user-select: none ;
		-webkit-user-select: none ;
}

div[ bn-list-toggle ].ng-dirty {
	border-color: #FFAAAA ;
}

div[ bn-list-toggle ]:active {
	background-color: #F0F0F0 ;
}

div[ bn-list-toggle ] em {
	color: #AAAAAA ;
}

a[ ng-click ] {
	color: red ;
	cursor: pointer ;
	text-decoration: underline ;
	user-select: none ;
		-moz-user-select: none ;
		-webkit-user-select: none ;
}