* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  color: #2d2d2d;
  background-color: #f8f9fa;
}

.container {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.top {
  height: 25%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero {
  height: 100%;
}

.center {
  height: 50%;
  background-color: #e9ecef;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.bottom {
  height: 25%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chart {
  width: 100%;
  height: 100%;
}

svg {
  overflow: visible;
  background-color: #f8f9fa;
}

/* add a .selected class that will fill yellow with a transition 1 second */
.selected {
  fill: yellow;
  fill-opacity: 1;
  transition: fill 1s;
  transition: fill-opacity 1s;
}