body, div, a {
    margin: 0;
    padding: 0;
}
a {
    text-decoration: none;
    outline: 0;
    color: #777777;
}

body {
    background: #ffff00;
}

#tnR {
    position: absolute;
    top: 5%;
    left: 50%;
    width: 45%;
    height: 90%;
}

#tnL {
    position: absolute;
    top: 5%;
    left: 5%;
    width: 45%;
    height: 90%;
}