body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

header {
    background-color: rgba(255, 255, 255, 0.8);
    /* Blanco transparente */
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.whatsapp {
    position: fixed;
    bottom: 4rem;
    right: 2rem;
    background-color: #25d366;
    color: #fff;
    padding: 1rem;
    border-radius: 50%;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease;
}

.whatsapp:hover {
    background-color: #128C7E;
}

.scroll-to-top-btn {
    position: fixed;
    bottom: 8rem;
    right: 2rem;
    background-color: black;
    color: #fff;
    padding: 1rem;
    border-radius: 50%;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0px 0px 10px 0px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease;
    /*display: none;*/
}

.active {
    color: red;
    /* Puedes cambiar el color según tus preferencias */
    font-weight: bold;
    /* Puedes ajustar otros estilos aquí */
}

.scroll-to-top-btn:hover {
    background-color: red;
}

@media only screen and (max-width: 767px) {
    .data-contact {
        margin-left: -20px;
    }
}