#fondo_modal {
    display: none; /* Hide by default */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7); /* Dim the background */
    z-index: 9;
}
#modal_formulario {
    display: none; /* Hide by default */
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    background-color: #fff;
   
    
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    max-width: 500px;
    width: 90%;
    z-index: 10;
}

.modal_formulario_contenido {
    position: relative;
}

.btn_reservation{ cursor:pointer; }
.btn_reservation .texto_boton span{ color:#ffffff;}