- This first list item should have a green background
 
  - Second list item
 
  - This third list item should have a green background
 
  - Fourth list item
 
  - This fifth list item should have a green background
 
  - Sixth list item
 
  - First list item
 
  - This second list item should have a green background
 
  - Third list item
 
  - This fourth list item should have a green background
 
  - Fifth list item
 
  - This sixth list item should have a green background
 
  
| Green row : 1.1 | 
1.2 | 
     1.3 | 
  
| Green row : 2.1 | 
2.2 | 
     2.3 | 
  
| 3.1 | 
3.2 | 
     3.3 | 
  
| 4.1 | 
4.2 | 
      4.3 | 
  
| 5.1 | 
5.2 | 
      5.3 | 
  
| 6.1 | 
6.2 | 
      6.3 | 
  
| green cell | 
1.2 | 
green cell | 
      green cell | 
1.5 | 
green cell | 
      green cell | 
1.8 | 
  
| green cell | 
2.2 | 
green cell | 
      green cell | 
2.5 | 
green cell | 
      green cell | 
2.8 | 
  
| green cell | 
3.2 | 
green cell | 
      green cell | 
3.5 | 
green cell | 
      green cell | 
3.8 | 
 
 
   .red { background-color : red }
ul > li:not(:nth-last-child(odd)) { background-color : lime }
ol > li:not(:nth-last-child(even)) { background-color : lime }
table.t1 tr:not(:nth-last-child(-n+4)) { background-color : lime }
table.t2 td:not(:nth-last-child(3n+1)) { background-color : lime }
table.t1 td, table.t2 td { border : thin black solid }
   
<ul>
  <li class="red">This first list item should have a green background</li>
  <li>Second list item</li>
  <li class="red">This third list item should have a green background</li>
  <li>Fourth list item</li>
  <li class="red">This fifth list item should have a green background</li>
  <li>Sixth list item</li>
</ul>
<ol>
  <li>First list item</li>
  <li class="red">This second list item should have a green background</li>
  <li>Third list item</li>
  <li class="red">This fourth list item should have a green background</li>
  <li>Fifth list item</li>
  <li class="red">This sixth list item should have a green background</li>
</ol>
<div>
<table border="1" class="t1">
  <tr class="red">
<td>Green row : 1.1</td>
<td>1.2</td>
     <td>1.3</td>
</tr>
  <tr class="red">
<td>Green row : 2.1</td>
<td>2.2</td>
     <td>2.3</td>
</tr>
  <tr>
<td>3.1</td>
<td>3.2</td>
     <td>3.3</td>
</tr>
  <tr>
<td>4.1</td>
<td>4.2</td>
      <td>4.3</td>
</tr>
  <tr>
<td>5.1</td>
<td>5.2</td>
      <td>5.3</td>
</tr>
  <tr>
<td>6.1</td>
<td>6.2</td>
      <td>6.3</td>
</tr>
</table>
<p></p>
<table class="t2" border="1">
  <tr>
<td class="red">green cell</td>
<td>1.2</td>
<td class="red">green cell</td>
      <td class="red">green cell</td>
<td>1.5</td>
<td class="red">green cell</td>
      <td class="red">green cell</td>
<td>1.8</td>
</tr>
  <tr>
<td class="red">green cell</td>
<td>2.2</td>
<td class="red">green cell</td>
      <td class="red">green cell</td>
<td>2.5</td>
<td class="red">green cell</td>
      <td class="red">green cell</td>
<td>2.8</td>
</tr>
  <tr>
<td class="red">green cell</td>
<td>3.2</td>
<td class="red">green cell</td>
      <td class="red">green cell</td>
<td>3.5</td>
<td class="red">green cell</td>
      <td class="red">green cell</td>
<td>3.8</td>
</tr>
</table>
</div>