#barra{display:table;width:340px;background-color:#CCFFCC;
	border:1px solid #0066CC;}
.c_fecha{float:left;width:200px;text-align:center;}
.c_usuario{	float:left;width:100px;text-align:center;}
.c_mensaje{	float:left;width:340px;}
.caja{font-size: 13px;display:table;width:340px;background-color:#FFFFFF;
	border:0px; color: Green; }