body {
  font-family: helvetica, arial, sans-serif;
  margin: 2em;
  color: #3D3D3D;
}

h1 {
  font-style: italic;
  color: #3a21b5;
}

h2 {
  clear: both;
}

em {
  font-weight: bold;
}

video {
  clear: both;
  display: block;
}

section {
  opacity: 1;
  transition: opacity 500ms ease-in-out;
}

header, footer {
  clear: both;
}

button {
  z-index: 1000;
  position: relative;
}

.removed {
  display: none;
}

.invisible {
  opacity: 0.2;
}

.note {
  font-style: italic;
  font-size: 130%;
}

.webcam {
  position: relative;
}

.webcam, .classifyOnClick {
  position: relative;
  float: left;
  width: 48%;
  margin: 2% 1%;
  cursor: pointer;
}

.webcam p, .classifyOnClick p {
  position: absolute;
  padding: 5px;
  background-color: rgba(255, 111, 0, 0.85);
  color: #FFF;
  border: 1px dashed rgba(255, 255, 255, 0.7);
  z-index: 2;
  font-size: 12px;
}

.highlighter {
  background: rgba(0, 255, 0, 0.25);
  border: 1px dashed #fff;
  z-index: 1;
  position: absolute;
}

.classifyOnClick {
  z-index: 0;
  position: relative;
}

.classifyOnClick canvas, .webcam canvas.overlay {
  opacity: 0.66;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
}