.light-tips {
  font: normal 14px '\5FAE\8F6F\96C5\9ED1';
  color: #fff;
  border: 5px;
  line-height: 24px;
  padding: 5px 10px;
  background: rgba(0,0,0,1);
  background: #000\9;
  border-radius: 5px;
  position: absolute;
  z-index: 10000000;
  display: none;
}

.light-tips-arrow {
  position: absolute;
  width: 0;
  height: 0;
  font-size: 0;
  border-width: 6px;
  border-style: solid;
}

.arrow-top {
  top: -12px;
  left: 50%;
  margin-left: -6px;
  border-color: transparent transparent #000 transparent;
}

.arrow-bottom {
  bottom: -12px;
  left: 50%;
  margin-left: -6px;
  border-color: #000 transparent transparent transparent;
}

.arrow-left {
  left: -12px;
  top: 50%;
  margin-top: -6px;
  border-color: transparent #000 transparent transparent;
}

.arrow-right {
  right: -12px;
  top: 50%;
  margin-top: -6px;
  border-color: transparent transparent transparent #000;
}