.author {
	font-size: 150%;
}

.chat_img {
	max-width: 50px;
	max-height: 50px;
}

.author_img {
	border-radius 100%;
}

.owner {
	background-color: red;
	color: white;
}

.admin {
	background-color: orange;
	color: white;
}

.member {
	background-color: lime;
	color: white;
}