.arrow-box {
  position: relative;
  background: $grayLight;
  border: 1px solid $black;
}

.arrow-box:after,
.arrow-box:before {
  left: 80%;
  bottom: 100%;
  border: solid transparent;
  content: ' ';
  height: 0;
  width: 0;
  position: absolute;
  pointer-events: none;
}

.arrow-box:after {
  border-color: rgba(243, 243, 243, 0);
  border-bottom-color: $grayLightBackground;
  border-width: 10px;
  margin-left: -10px;
}

.arrow-box:before {
  border-color: rgba(0, 0, 0, 0);
  border-bottom-color: $borderGray;
  border-width: 11px;
  margin-left: -11px;
}