body {
  font-family: monospace;
  background: #fff;
  color: #000;
  margin: 20px 0;
}

#container {
  width: 600px;
  margin: 0 auto;
}

h1 {
  font-size: 1.1em;
  margin: 0 0 10px 0;
}

table {
  margin-bottom: 20px;
}

td {
  padding: 1px 10px 1px 0;
}

canvas {
  border: 1px solid #000;
}

#hover-temp, #hover-net {
  font-size: 0.9em;
  color: #333;
  margin: 2px 0 16px 0;
}