#titulo-principal {
    color: navy;
    text-align: center;
    font-size: 2em;
  }
  
  .parrafo-importante {
    color: darkgreen;
    font-weight: bold;
    font-style: italic;
  }
  
  .boton-rojo {
    background-color: red;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
  }
  