html{
	scroll-behavior: smooth;
}

    img.spimg{
        display: none;
    }
    img.pcimg{
        display: block;
    }

@media (max-width: 600px){

    img.spimg{
        display: block;
    }
    img.pcimg{
        display: none;
    }
  
}
footer nav {
    display: grid;
    /* grid-auto-columns: 1fr; */
    /* direction: inherit; */
    grid-auto-flow: column;
}