@import url('https://fonts.googleapis.com/css?family=Archivo+Black|Roboto');

html, body { margin: 0; padding: 0; overflow: hidden; }

#top-left, #top-right, #bot-left, #bot-right {
    position: absolute;
    margin: 0;
    z-index: 1000;
    font-family: 'Archivo Black', Arial, SansSerif;
    font-size: 24pt;
    border: 5px solid #000000;
    padding: 3px 5px;
}

#top-left {
    top: 10px;
    left: 10px;
}
#top-right {
    top: 10px;
    right: 10px;
}
#bot-left {
    bottom: 10px;
    left: 10px;
}
#bot-right {
    bottom: 10px;
    right: 10px;
}