Add a bit of a gradient to the header and maybe the footer

[simonw]

Currently looks like this:

I've been trying this out on Datasette Cloud for a while and I like it:

[simonw]

Here's the CSS I added to Datasette Cloud to get this:

body header {
    background: linear-gradient(180deg, rgba(96,144,173,1) 0%, rgba(39,104,144,1) 50%); 
}
body .nav-menu-inner li {
    padding: 0.3rem 0.5rem;
    border-top: 1px solid #ffffff69;
}
body details .nav-menu-inner {
    top: 2.6rem;
    padding: 0;
}

[simonw]

Now live on https://latest.datasette.io/