html, body {
  width: 100%;
  height: 100%;
  margin: 0;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  color: #444;
  display: flex;
  flex-direction: column;
}
button {
  font-size: 0.7em;
}

header {
  color: steelblue;
  padding: 0.5em 1em;
}
.container {
  flex: 1;
  padding: 0 0.5em 0.5em 0.5em;
}
.content {
  height: 100%;
}
table td {
  vertical-align: top;
}
.canvas-container {
  width: 100%;
  position: relative;
}
.canvas-container .info {
  position: absolute;
  top: 0.5em;
  right: 0.5em;
  width: 10em;
  bottom: 0.5em;
  overflow: auto;
}
.canvas-container .info svg {
  width: 1.25em;
  height: 1.25em;
  vertical-align: top;
}
.canvas-container .info .item {
  font-size: 0.75em;
  padding: 0.25em 0;
}
.canvas-container .info .time {
  padding-left: 0.5em;
  font-size: 0.75em;
  opacity: 0.8;
}
.controls {
  min-width: 10em;
}
.controls .control {
  text-align: center;
  margin-bottom: 0.5em;
}
.controls .control .option {
  padding: 0.25em;
}
.controls .control label {
  font-size: 0.5em;
}
.controls .control label.row {
  display: block;
  word-break: break-word;
}
.controls .control label.title {
  display: block;
  padding: 0.25em;
  font-size: 0.8em;
}

#canvas {
  width: 100%;
  height: 100%;
  border: 1px dotted #eee;
}