### 去除表格单元格边距
```html
<!-- cellspacing="0" -->
<table class="ui celled table" border="0" cellspacing="0" cellpadding="0">
  <thead>
    <tr>
      <th>Name</th>
      <th>Age</th>
      <th>City</th>
    </tr>
  </thead>
  <tr *ngFor="let p of people">
    <td>{{ p.name }}</td>
    <td>{{ p.age }}</td>
    <td>{{ p.city }}</td>
  </tr>
</table>
```