html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: sans-serif;
}

.container {
  width: 100%;
  height: 100%;
}

.instructions {
  position: relative;
  z-index: 3;
  padding: 1em;
  font-style: italic;
  text-align: center;
  pointer-events: none;
  font-size: 10px;
}

svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;  
  z-index: 2;
}

canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

line {
  stroke: black;
}

rect.click-capture {
  pointer-events: all;
  visibility: hidden;
  cursor: pointer;
}


g.relationship {
  pointer-events: none;
}
g.relationship path {
  stroke: #ccc;
}
g.relationship text.prose {
  font-size: 12px;
  text-anchor: middle;
}
g.relationship text.prose {
  font-size: 10px;
}

g.parameter-control rect.frame {
  stroke: black;
  stroke-width: 1;
  fill: rgba(255,255,255,.5);
  cursor: crosshair;
}
g.parameter-control path.axis {
  stroke: #ddd;
}

g.parameter-control text {
  text-anchor: middle;
  font-size: 8px;
  fill: #ccc;
  pointer-events: none;
}
g.parameter-control text.title {
  fill: #000;
  font-weight: bold;
}
g.parameter-control text.prose {
  fill: #000;
}

div.heart {
  position: absolute;
  z-index: 3;
  transform: translate(-50%,-50%);
}

.symbolics {
  position: absolute;
  z-index: 3;
  bottom: 20px;
  left: 50%;
  transform: translate(-50%,0);
  background: rgba(255,255,255,.5);
  pointer-events: none;
}
.symbolics .eq {
  padding: .5em 0;
}