index.css

.spider-leg-container {
  width: 1px;
  height: 1px;
  overflow: display;
  will-change: transform;
}

.spider-leg-container:hover { cursor: pointer }

.spider-leg-container .spider-leg-pin {
  position: relative;
  z-index: 1;
}

.spider-leg-container .spider-leg-pin.default-spider-pin{
  position: relative;
  width: 25px;
  height: 41px;
  margin-left: -11.5px;
  margin-top: -38.5px;
  background-image: url(https://cdnjs.cloudflare.com/ajax/libs/leaflet/1.0.0-beta.2/images/marker-icon.png);
}

.spider-leg-container .spider-leg-line {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 2px;
  background-color: #343434;
  opacity: 0.45;
  transform-origin: bottom;
  z-index: 0;
  height: 0;
}

.spider-leg-container:hover .spider-leg-line { opacity: 1 }

/* Animations specific styles */

.spider-leg-container.animate {
  -webkit-transition: margin 0.15s linear;
  -moz-transition: margin 0.15s linear;
  -ms-transition: margin 0.15s linear;
  -o-transition: margin 0.15s linear;
  transition: margin 0.15s linear;
}

.spider-leg-container.initial,
.spider-leg-container.exit {
  margin-left: 0 !important;
  margin-top: 0 !important;
  height: 0;
}

.spider-leg-container.animate .spider-leg-line {
  -webkit-transition: all 0.15s linear;
  -moz-transition: all 0.15s linear;
  -ms-transition: all 0.15s linear;
  -o-transition: all 0.15s linear;
  transition: all 0.15s linear;

  -webkit-transition-delay: inherit;
  -moz-transition-delay: inherit;
  -ms-transition-delay: inherit;
  -o-transition-delay: inherit;
  transition-delay: inherit;
}

.spider-leg-container.animate.initial .spider-leg-line,
.spider-leg-container.animate.exit .spider-leg-line { height: 0 !important }