body, html {
    margin: 0;
    padding: 0;
    background: black;
    color: white;
    font-family: Arial, Helvetica, sans-serif;
}

a {
    color: #9045fe;
    text-decoration: none;
}

a:hover, a:focus {
    text-decoration: underline;
}

header, footer {
    padding: 5px 10%;
    margin: 10px 0;
}

header img, a img {
    vertical-align: middle;
    max-height: 2rem;
    margin-right: 5px;
}

section a {
    display: inline-block;
    padding: 3px 10px 2px 5px;
    color: white;
    background: #9045fe;
    transition: all .5s;
    box-shadow: 0 0 0 rgba(0,0,0,.5);
    text-decoration: none;
    border-radius: 5px;
}

section a:hover {
    color: #9045fe;
    background: white;
    box-shadow: 0 0 0 rgba(2,2,2,.5);
    transform: translate(2px,-2px);
}

section {
    display: block;
    margin: 0 10%;
    position: relative;
    z-index: 1;
}

footer {
    position: fixed;
    bottom: 0;
}