.arrival-notice-wrapper {
  position: relative;
}
.arrival-notice-wrapper .arrival-notice-tooltip {
  position: absolute;
  bottom: 120%;
  color: #000;
  font-size: 14px;
  width: 490%;
  left: -222%;
  z-index: 10;
}

.arrival-notice-wrapper .arrival-notice-tooltip .arrival-notice-tooltip-inner {
  position: relative;
  margin: auto;
  padding: 7px 10px;
  border: 1px solid #333;
  -webkit-border-radius: 6px;
  border-radius: 6px;
  -webkit-box-shadow: 0 2px 1px rgba(0,0,0,0.2);
  box-shadow: 0 2px 1px rgba(0,0,0,0.2);
  background: #fff;
  text-align: center;
  width: 100%;
  font-weight: normal;
}

.arrival-notice-wrapper .arrival-notice-tooltip .arrival-notice-tooltip-inner::before {
  bottom: -9px;
  content: "";
  display: block;
  border: solid #000;
  border-color: #000 transparent transparent;
  border-width: 8px 4px 0;
  width: 0;
}

.arrival-notice-wrapper .arrival-notice-tooltip .arrival-notice-tooltip-inner::after {
  bottom: -7px;
  content: "";
  display: block;
  border: solid #fff;
  border-color: #fff transparent transparent;
  border-width: 8px 4px 0;
  width: 0;
}

.arrival-notice-wrapper .arrival-notice-tooltip .arrival-notice-tooltip-inner::before,
.arrival-notice-wrapper .arrival-notice-tooltip .arrival-notice-tooltip-inner::after {
  position: absolute;
  right: 0;
  left: 0;
  margin: auto;
  z-index: 11;
}