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Aspose.Cells allows you to prefix table element styles with the HtmlSaveOptions.table_css_id property. Suppose you set this property to a value such as MyTest_TableCssId; then you will find table element styles as shown below:
table#MyTest_TableCssId
#MyTest_TableCssId tr
#MyTest_TableCssId col
#MyTest_TableCssId br
etc.The following screenshot shows the effect of using the HtmlSaveOptions.table_css_id property on the output HTML.

The following sample code demonstrates how to make use of the HtmlSaveOptions.table_css_id property. Please check the output HTML generated by the code for reference.
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