.applet {
  background-color: #eeeee0;
  border-radius: 5px;
  box-shadow: 1px 1px 2px gray;
  display: grid;
  grid-template-columns: auto;
  margin: 0 auto;
  max-width: 30em;
  padding: 10px;
}

.applet div {
  margin-bottom: 10px;
  text-align: center;
}

#top_labels,
#top_sliders,
#botm_slider,
#botm_label {
  display: flex;
  justify-content: space-around;
}

#canvas_div {
  min-width: 256px;
  height: 300px;
  justify-self: stretch;
}

canvas {
  border: 1px solid #666660;
  box-shadow: 1px 1px 2px #888888;
  width: 100%;
  height: 100%;
}