CSS -表格单元格上带右箭头的表格进度条

/* 表格样式 */
table {
  border-collapse: collapse;
  width: 100%;
}

td {
  border: 1px solid #ccc;
  padding: 8px;
  text-align: center;
}

/* 进度条样式 */
td.progress {
  position: relative;
}

td.progress::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: linear-gradient(to right, #00aaff, #00ffaa);
  z-index: -1;
}

td.progress::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -10px;
  transform: translateY(-50%);
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 10px solid #00aaff;
}

/* 示例表格 */
<table>
  <tr>
    <td>节点1</td>
    <td class="progress">节点2</td>
    <td>节点3</td>
    <td>节点4</td>
  </tr>
</table>