style.css

body {
	margin: 0;
}

/*TODO: somehow make canvases side by side */
canvas {
    float:left;
    border-style: solid;
    border-width: thin;
    margin:0;
    padding:0;
}

div {
    line-height: 2;
}

.colormap {
    float: none;
    margin: 0.1em;
    padding: 0.1em;
}

/* floating at the top...*/
.float-top-group {
	position: absolute;
	float: top;
    margin: 0.5em;
}

/* A bunch of things surrounded by a border */
.button-group {
	border-style: solid;
    border-width: thin;
    border-radius: 10px;
    background-color: rgba(210, 210, 210, 0.8);
    color: #000;
    padding: 0.5em;
    margin: 0.5em; 
}

.right-group {
    float: right;
    position: absolute;
    right: 0;
    background-color: #dcdcdc;
    padding: 0.5em;
    margin: 0.5em; 
}


.bottom-group {
    position: absolute;
    left: 0;
    bottom: 0;
    float: bottom;
    padding: 0.5em;
    margin: 0.5em; 
}