.tape-cell > rect {
  fill: white;
  stroke: gray;
}

.tape-cell > text {
  stroke: black;
  stroke-width: 0.5;
  pointer-events: none;
  text-anchor: middle;
  font-family: "Source Code Pro", "Consolas", "Menlo", "DejaVu Sans Mono", "Courier", monospace;
  font-size: 25px;
}

#tape-head {
  fill: none;
  stroke: gold;
}