.icon {
  background: center no-repeat;
}

.icon-line-segment {
  background-image: url("../assets/images/icons/Line_Segment.png");
}

.icon-circumference {
  background-image: url("../assets/images/icons/Circunference.png");
}

.icon-point {
  background-image: url("../assets/images/icons/Point.png");
}

.icon-intersection {
  background-image: url("../assets/images/icons/Intersection.png");
}

.icon-selector {
  background-image: url("../assets/images/icons/Selector.png");
}