.quarto-title-banner {
  background-image: url("https://fmfutura.com.ar/wp-content/uploads/2021/08/hong.jpg");
  background-attachment: fixed;
  background-position: absolute;
  background-size: 45%;
}
.quarto-title-banner .title {
  color: black;
  text-shadow: 2px 2px 6px white;
}
.quarto-title-banner .subtitle {
  color: black;                 /* Color del texto */
  font-weight: bold;           /* Negrita */
  text-shadow: 2px 2px 6px rgba(255, 255, 255, 0.8); /* Sombra clara para resaltar sobre fondo oscuro */
}