.menu-toggle {
    display: none;
}

@media screen and (max-width: 768px) {
    .contenido-header {
        flex-direction: column;
        text-align: center;
    }

    .barra {
        width: 100%;
        position: relative;
        display: flex;
    }   

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        position: absolute;
        background-color: rgba(0, 0, 0, 0.9);
        top: 100%;
        left: 0;
        z-index: 1000;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 1rem;
        width: 100%;
        text-align: center;
    }

 
    .wrapper {
        padding: 1rem;
        display: flex;
        flex-direction: column;
    }

    .card {
        width: 1.5rem;
        margin: 1rem auto;
    }

 
    .contenido-footer {
        flex-direction: column;
        text-align: center;
    }

    .redes-sociales .barra {
        flex-wrap: wrap;
        justify-content: center;
    }

    .menu-toggle {
        display: block;
        background: none;
        border: none;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
        padding: 1rem;
    }
}


@media screen and (max-width: 480px) {
    .portada-elementos {
        padding: 1rem;
    }

    .logo {
        max-width: 80%;
    }

    .texto-main {
        font-size: 1.5rem;
    }
}