.titulo-marmol {
  background-color: #e0d6c3;
  color: #3b2f2f;
  padding: 12px 16px;
  border-radius: 8px;
  text-align: center;
  font-size: 1.5rem;
  font-family: 'Georgia', serif;
  box-shadow: 
    inset 1px 1px 0 #f7f2e8, 
    inset -1px -1px 0 #b8a58a, 
    2px 2px 4px rgba(0, 0, 0, 0.15);
  background-image: url('https://www.transparenttextures.com/patterns/marble.png');
  background-size: cover;
  background-repeat: repeat;
  background-position: center;
}