Edit the settings/override/override.ini.append.php and add the following:

 <?php /* #?ini charset="utf-8"?
 [table_comparison_tr]
 Source=content/datatype/view/ezxmltags/tr.tpl
 MatchFile=datatype/ezxmltext/tr_comparison.tpl
 Subdir=templates
 Match[table_classification]=comparison
 */ ?>

Setup, create a folder and an article with a table within the folder
    Login into admin as admin
    Click on “Content Structure” on top menu
    Create a “News” folder
    Create a new article “Article1” with the following data:
    Title: Article1
    Summary: Below there is a table with a 4x4 rows/columns
    Click on the “Inserts a new table” button
    Columns: 4
    Rows: 4
    Class: Comparison Table
    Summary (WAY): Test
    Click on the “OK” button
    Fill in each one of the table cells with “o”
    Click on “Send for Publishing” button



Verify the background of the table in ezflow
    Access ezflow
    Click on “News” folder
    Click on “Article1” article
    Verify that the table has a grey background


Define a new template to change the table background color
    Create a new tr_comparison.tpl template:
    $ vi /extension/ezwebin/design/ezwebin/override/templates/datatype/ezxmltext/tr_comparison.tpl
    <tr{if ne($classification,'')} class="{$classification|wash}"{/if} style="background-color: red;">
    {$content}
    </tr>
    Clear cache
    $ rm -rf var/cache
    $ rm -rf  var/ezflow_site/cache


Verify the table background color
    Access ezflow
    Click on “News” folder
    Click on “Article1” article
    Verify that the table has now a red background