.right-tool-bar {
  position: fixed;
  right: 0;
  bottom: 75px;
  display: flex;
  flex-direction: column;
  z-index: 999;
}
.right-tool-bar .tool-bar-item {
  width: 58px;
  height: 70px;
  background: #FFFFFF;
  border: 1px solid #E3E3E3;
  margin-top: -1px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-weight: 400;
  color: #4A4A4A;
  line-height: 17px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.3s;
}
.right-tool-bar .tool-bar-item .item-icon {
  width: 30px;
  height: 30px;
  margin-bottom: 5px;
}
.right-tool-bar .tool-bar-item:hover {
  background: #eaeaea;
}