body{
    background: black;
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
}

canvas {
    display: block;

}

* {
    margin: 0;
    padding: 0;
}

.env {
    position: absolute;
    top: 0;
    bottom: 300px; /* must correspond to control-panel height*/
    width: 100%; 
}

.control-panel {
    height: 300px;
    width: 100%;
    bottom: 0;
    position: absolute;
    background-color: gray;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 1fr);
}

.control-set {
    margin: 5px;
    padding: 5px;
    border: 10px;
    border-color: black;
    background-color: lightgray;
}

#speed-controller {
    grid-column: 1;
    grid-row: 1;
}

#stats {
    grid-column: 1;
    grid-row: 2;
}

#hyperparameters {
    grid-column: 2;
    grid-row: 1 / 3;

}

#abilities {
    grid-column: 3;
    grid-row: 1 / 3;
}

.control-mode-button {
    border-color: gray;
    background-color: lightgray;
}

#none-button {
    background-color: gray;
}