.lineWrapper {
  width: 208px;
  height: calc(~'100% - 200px');
  overflow-y: scroll;
  position: fixed;
  left: 10px;
  z-index: 100;
  background: #fff;
  border-radius: 20px;
  padding-top: 20px;
  padding-bottom: 20px;
  padding-left: 20px;

  .timeline {
    cursor: pointer;
  }

  .timeline :hover {
    color: #1890ff;
  }

  .time {
    color: dimgray;
  }

  .delete :hover {
    color: red;
  }
}

.leftRightLayoutBtn {
  width: 18px;
  height: 60px;
  position: fixed;
  top: 50%;
  // margin-top: -30px;
  z-index: 101;
  cursor: pointer;
}

.leftRightLayoutBtn :hover {
  background-image: url(./img/leftTree-show-hover.png) no-repeat -2px 0 !important;
  background-color: #1890ff;
}

.lineWrapper::-webkit-scrollbar {
  /*滚动条整体样式*/
  width: 10px;
  /*高宽分别对应横竖滚动条的尺寸*/
  height: 1px;
}

.lineWrapper::-webkit-scrollbar-thumb {
  /*滚动条里面小方块*/
  border-radius: 10px;
  background-color: skyblue;
  background-image: -webkit-linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.2) 25%,
    transparent 25%,
    transparent 50%,
    rgba(255, 255, 255, 0.2) 50%,
    rgba(255, 255, 255, 0.2) 75%,
    transparent 75%,
    transparent
  );
}

.lineWrapper::-webkit-scrollbar-track {
  /*滚动条里面轨道*/
  box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
  background: #ededed;
  border-radius: 10px;
}
