.received {
	border-radius:15px 50px 30px 5px;
	background:darkgrey;
	padding:20px;
	width:200px;
	text-shadow:none;
	"height: 150px;
}
.sent {
	border-radius:50px 15px 5px 30px;
	background:cornflowerblue;
	padding:20px;
	width:200px;
	position:relative;
	left:30px;
	text-shadow:none;
	"height: 150px;
}