body {
  font: 10px sans-serif;
}

text {
  fill: #000;
}

button {
  position: absolute;
  left: 10px;
  top: 5px;
  display: none;
}

path {
  fill: none;
  stroke-width: 1;
}

path.macd {
  stroke: #0000AA;
}

path.signal {
  stroke: #FF9999;
}

path.zero {
  stroke: #BBBBBB;
  stroke-dasharray: 0;
  stroke-opacity: 0.5;
}

path.difference {
  fill: #BBBBBB;
  opacity: 0.5;
}