#chat_messages {
	width:428px;
	height:170px;
	border:1px solid #666;
	overflow:auto;
}

#username {
		display:inline;
}
	
.self {
	color:crimson;
	font-weight:bold;
}
	
.first {
	background:#e6e6e6;
}
	
.second {
	background:#f6f6f6;
}