html, body {
    background-color: #002147;
    color: white;
    font-family: Avenir, Futura, Arial, sans-serif;
    height: 100%;
    margin-botton: 2em;
}

li {
    list-style-type: square;
}

a {
    outline-color: transparent;
}

a:link, a:visited {
    color: #FAF9F6;
}

a:focus, a:hover, a:active {
    text-decoration: none;
    background: #FAF9F6;
    color: #000000;
}

a[href^="http"]::after {
    content: "";
    display: inline-block;
    width: 0.8em;
    height: 0.8em;
    margin-left: 0.25em;
  
    background-size: 100%;
    background-image: url("external-link.png");
}

#homepage-banner {
    align-items: center;
    display: flex;
    font-size: 400%;
    font-weight: 500;
    height: 100%;
    justify-content: center;
}

/* Don't do this on mobile.*/
@media screen and (min-width: 768px) {
    #sln25-learn-to-code {
        width: 50%;
    }
}