body {
  font-family: 'Inconsolata';
  font-size: 18px;
}

.group:after {
  content: "";
  display: block;
  clear: both;
}

button {
  display: block;
  margin: auto;
  margin-bottom: 40px;
  font: inherit;
  padding: 20px;
  border: 0;
  outline: none;
  background: #0000FF;
  color: #FFFFFF;
}

button:hover {
  cursor: pointer;
  background: #0000CC;
}

.game-header {
  position: absolute;
  top: 0;
  padding: 20px;
  opacity: .6;
  z-index: 2
}

#game-canvas {
  z-index: 1;
  background: #FFFFFF;
}

#game-title {
  left: 3%;
}

#game-instructions {
  left: 50%;
  width: 300px;
  margin-left: -170px;
  text-align: center;
  font-size: 14px;
}

#game-info {
  left: 90%;
}

#game-over-modal {
  z-index: -1;
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
}

#backdrop {
  background: rgba(0,0,0,.9);
  opacity: .5;
  width: 100%;
  height: 100%;
}

#modal-content {
  position: absolute;
  top: 80px;
  left: 50%;
  width: 500px;
  margin-left: -294px;
  padding: 40px;
  background: #FFFFFF;
  opacity: 1;
  border: 4px solid black;
  text-align: center;
}

#game-over-info {
  display: block;
  font-size: 30px;
  margin-bottom: 40px;
}

a {
  font: inherit;
  color: #0000FF;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}