@charset "UTF-8";
/* CSS Document */

body {
 background-image: url(ruta/imagen.jpg);
 background-repeat: no-repeat;
 background-attachment: fixed;
 background-position: center center;
}

.contenedor{
    position: relative;
    display: inline-block;
    text-align: center;
}

.texto-encima{
    position: absolute;
    top: 30px;
    left: 20px;
	font-size: 12px;
	color: whitesmoke
}
.centrado{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}