body {
  background-color: #6C90BF;
  font-family: 'Avenir', sans-serif;
  color: rgba(255,255,255,.5);
  margin: 0;
  overflow: hidden;
  font-size: 12px;
  cursor: crosshair;
}

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

a {
  color: rgba(255,255,255,.5);
  transition: all .3s;
  text-decoration: underline;
}

a:hover {
  color: rgba(255,255,255,.8);
}

.warning {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 10px;
  padding: 0;
  line-height: 10px;
  text-align: center;
  z-index: 1;
  text-transform: capitalize;
}

.btns {
  position: absolute;
  left: 20px;
  width: 80px;
  height: 100px;
  text-align: center;
  z-index: 1;
}

@media screen and (max-width: 600px) {
  .btns {
    bottom: 40px;
  }
}

@media screen and (min-width: 600px) {
  .btns {
    top: 40px;
  }
}

.btn {
  border: 1px solid rgba(255,255,255,.5);
  padding: 8px;
  margin: 5px;
  cursor: pointer;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  transition: all .3s;
}

#btn-save {
  display: none;
}

#btn-reset {
  border: 0;
}

.btn:hover {
  border: 1px solid #fff;
  color: #fff;
}

.credit {
  position: absolute;
  z-index: 1;
  left: 20px;
  bottom: 20px;
}