.avatar {
    width: 100px;
    margin-right: 110px;
    cursor: zoom-in;
    image-orientation: unset;
}
#top a:nth-child(2) b::before {
    content: " ";
    width: 100px;
    height: 100px;
    position: relative;
    display: flow;
    background: url(https://media.tenor.com/XmsekAkA-okAAAAi/tails-the-fox-sonic-mania.gif);
    background-size: 159px;
    background-position-y: -11px;
    background-position-x: -10px;
}

#top a:nth-child(2) b::after {
    font-size: 12px;
    content: "Tails";
    width: 100px;
    display: block;
}