body {
  background-color: #ddd;
}

.parameters {
  margin: 5px 0px 5px 0px;
}

input[type="number"] {
  width: 70px;
}

input[type="color"] {
  width: 70px;
}

.well {
  display: inline-block;
  background: #fafafa;
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 20px;
}

.navbar-img {
  padding-top: 0px;
  padding-bottom: 0px;
  height: 20px;
}

.btn {
  /* see http://stackoverflow.com/questions/10577906/how-to-make-my-click-function-work-with-ios */
  cursor: pointer;
}

#wave-selector-saw, #wave-selector-square, #wave-selector-triangle {
  background-repeat: no-repeat;
  background-position: center;
  padding-left: 20px;
  padding-right: 20px;
}

#wave-selector-saw {
  background-image: url(images/saw.svg);
}

#wave-selector-square {
  background-image: url(images/square.svg);
}

#wave-selector-triangle {
  background-image: url(images/triangle.svg);
}