div#marco {
  background-color: #407fa7;
  background-image: url('contacto16.png');
  background-repeat: repeat-x;
  background-size: contain;
  background-position: bottom center;
}
td.titulo-center {
  color: #000;
  background-color: #fff;
  text-align: left;
  padding:10px;
}

.contacto-logos {
  height: 6vw;
  min-height: 50px;
  max-height: 120px;
}
.contacto-logos2:hover {
  border: 1px solid #444;
}
@media all and (max-width: 860px) {
  .contacto-logos {
    height: 4vw;
    min-height: 34px;
    max-height: 80px;
  }
}