Solve your issues with CSS and Outlook 2007. Here’s how you enable Outlook to render CSS correctly.
Follow the following steps to enable CSS on your Microsoft Outlook:
Step 1: Open your Microsoft Outlook
Step 2: On the menu select Tools then Trust Center
Step 3: Select the Automatic Download Tab
Step 4: De-select the “Don’t download pictures automatically in HTML email messages or RSS items
Step 5: Press Ok. Then check if it working. Done