Outlook 2007/2010/2013 utilizes the Word 2007/2010/2013 rendering engine. As a result, several CSS properties are disabled such as the background image or certain HTML elements (form, button, script).This is one of the reasons we recommend including...
This display issue occurs on pages that have an HTML5 Doctype. To avoid such spaces, our advice is to add the following within the HTML code for each image: style='display:block;'....