LAAAAAAAAAAAAAAAAAAYAUT

.transparent{
  background:rgba(255,255,255,0.5);
}

HTML Bgcolor Code:
<table>
  <tr bgcolor="#FFFF00"><td>This Row is Yellow!</td></tr>
  <tr bgcolor="#AAAAAA"><td>This Row is Gray!</td></tr>
  <tr bgcolor="#FFFF00"><td>This Row is Yellow!</td></tr>
  <tr bgcolor="#AAAAAA"><td>This Row is Gray!</td></tr>
  <tr bgcolor="#FFFF00"><td>This Row is Yellow!</td></tr>
  <tr bgcolor="#AAAAAA"><td>This Row is Gray!</td></tr>
</table>



Alternating Table Row Colors:


This Row is Yellow!
This Row is Gray!
This Row is Yellow!
This Row is Gray!
This Row is Yellow!
This Row is Gray!