body {
  background: black url('img/fondo.jpg') no-repeat fixed bottom center;
  margin: 0;
  padding: 0;
  text-align: center;
  font-family: Verdana, Arial, Helvetica, sans-serif;
}

#contenedor {
  width: 900px;
  padding-left: 80px;
  margin-top: 0px;
  padding-top: 0px;
  margin: 0 auto;
  text-align: left;
  color: white;
}

#contenedor p {

}

a { 
  color: #FFF;
  text-decoration: none;
  border-bottom: 1px solid #555;
}

a:hover {
  color: #ff7800;
}

a img {
  border: 0;
}

.descargar {
  font-size: small;
}

h1 {
  text-align: right;
  margin-bottom: 0;
}

.tagline {
  padding: 0;
  margin: 0;
  text-align: right;
  font-size: 80%;
}

.menu_principal li {
  padding-bottom: 1em;
}

ul {
  list-style: square;
}

.logos {
  margin-top: 4em;
}

#descargas td {
  padding-left: 1em;
}