#mensaje {
	font-size: 1.2em;
	color: #fff;
	background: #45484d; /* Old browsers */
	background: -moz-linear-gradient(top,  #45484d 0%, #000000 100%); /* FF3.6+ */
	background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#45484d), color-stop(100%,#000000)); /* Chrome,Safari4+ */
	background: -webkit-linear-gradient(top,  #45484d 0%,#000000 100%); /* Chrome10+,Safari5.1+ */
	background: -o-linear-gradient(top,  #45484d 0%,#000000 100%); /* Opera 11.10+ */
	background: -ms-linear-gradient(top,  #45484d 0%,#000000 100%); /* IE10+ */
	background: linear-gradient(to bottom,  #45484d 0%,#000000 100%); /* W3C */
	filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#45484d', endColorstr='#000000',GradientType=0 ); /* IE6-9 */
	text-align: center;
	margin: 5px auto;
	padding: 15px 50px;
	-webkit-border-radius: 5px;
	-moz-border-radius: 5px;
	border-radius: 5px;
}

.imagen-redonda {
	width: 300px;
}