#rectangle {
    width: 100px;
    height: 100px;
    background-color: darkgreen;
    border: 2px solid darkblue;
    float: right;
}

#circle {
    width: 100px;
    height: 100px;
    background-color: rebeccapurple;
    border-radius: 50%;
    border: 2px solid black;
    float: right;
}

#rectDisplay, #circDisplay {
    float: right; clear: right;
}