.tip {
  border: 2px solid #000000;
  background: #303030;
  color: #F0F0F0;
  border-radius: 5px;
  padding: 1em;
  z-index: 99;
}
.tip:after,
.tip:before {
  top: 100%;
  left: 50%;
  border: solid transparent;
  content: " ";
  height: 0;
  width: 0;
  position: absolute;
  pointer-events: none;
}
.tip:before {
  border-color: rgba(240, 240, 240, 0);
  border-top-color: #000000;
  border-width: 12px;
  margin-left: -12px;
}
.tip:after {
  border-color: rgba(0, 0, 0, 0);
  border-top-color: #303030;
  border-width: 10px;
  margin-left: -10px;
}

/* Legend */
.info {
  padding: 6px 8px;
  font: 14px/16px Arial, Helvetica, sans-serif;
  background: white;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
  border-radius: 5px;
}
.info h4 {
  margin: 0 0 5px;
  color: #777;
}
.legend {
  line-height: 18px;
  color: #555;
}
.legend i {
  width: 18px;
  height: 18px;
  float: left;
  margin-right: 8px;
  opacity: 0.7;
}

.hexagon {
  fill: steelblue;
  stroke: #fff;
  stroke-width: .5px;
}