* {
	padding: 0;
	margin: 0;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}

body {
	/* Chrome 10-25, Safari 5.1-6 */
	background-color: #2f3561;
	background-size: cover;
	background-repeat: no-repeat;
}


.contenedor {
	width: 90%;
	max-width: 1000px;
	margin: auto;
}

#particles-js {
	width: 100%;
	height: 100%;
	position: fixed;
}


/* Principal */
.principal {
	position: relative;
	color: #000;
}

.principal article {
	padding: 20px;
	background: #fff;
	margin-bottom: 20px;
}

.principal article p {
	margin-bottom: 20px;
	line-height: 24px;
	font-family: helvetica, arial, sans-serif;
}

.principal article .fecha {
	color: #939393;
}