#matrix td {
  text-align: right;
  border: solid #ccc 1px;
}

rect {
  fill: #fff;
}

#vis svg {
  border: solid #ccc 1px;
}

#vis circle, #vis line {
  fill: none;
  stroke: steelblue;
  stroke-width: 1.5px;
}

#vis circle {
  fill: #fff;
  fill-opacity: .5;
  cursor: move;
}

#vis circle.selected {
  fill: #ff7f0e;
  stroke: #ff7f0e;
}

.axis path, .axis line {
  fill: none;
  stroke: #000;
  stroke-width: 1px;
  shape-rendering: crispEdges;
}

#spectrum circle {
  fill: #fff;
  stroke: #000;
}

#spectrum line {
  stroke: #000;
}