.boton_descarga{display:inline-block;padding:10px 20px;background-color:#e0e0e0;color:#333;text-decoration:none;border-radius:5px;font-weight:bold;transition:all 0.3s ease;box-shadow:0px 2px 5px rgba(0,0,0,0.1)}.boton_descarga:hover{background-color:#cccccc;color:#000;box-shadow:0px 4px 10px rgba(0,0,0,0.2)}