body {
  font-family: Public Sans, Ubuntu, roboto, noto, segoe ui, arial, -apple-system, BlinkMacSystemFont, avenir next, avenir, helvetica neue, helvetica, sans-serif;
  margin: 0;
}

.hidden {
  display: none !important;
  opacity: 0;
  transition: opacity 1s;
}

#status-message {
  background-color: #ffffee;
}

.dem-bones {
  stroke: green;
  stroke-width: 1;
  fill: none;
}

.dem-bones path {
  stroke: none;
}

.dem-bones .curve-dest {
  fill: red;
  stroke: none;
}

.hill .curve-control {
  fill: white;
  stroke: none;
}

.board {
  margin-top: 1em;
}

.message {
  font-family: Century Schoolbook;
  font-size: 3px;
}

.callout {
  stroke: #222;
  stroke-width: 0.2px;
}

button {
  font-family: Ubuntu, roboto, noto, segoe ui, arial, -apple-system, BlinkMacSystemFont, avenir next, avenir, helvetica neue, helvetica, sans-serif;
  font-size: 1.2em;
  color: #444;
  text-transform: uppercase;
  background-color: white;
  border: 1px solid #ddd;
  border-radius: 1em;
  padding: 0.2em;
  margin-top: 1em;
  margin-bottom: 2em;
  width: 100%;
  cursor: pointer;
}