Email: Make buttons wide in Outlook.
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<center style="color: #ffffff; font-family: Roboto, Arial, Helvetica, san-serif; font-weight:300; font-size: 25.888px;">
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</center>
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<![if !mso]>
<a href="#" target="_blank" style="padding: 20px 30px; border: #663300 2px solid; border-radius: 5px; text-decoration: none; color: white; background: #ff8000;" class="main-cta">Get the Book! »</a>
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Based from here: https://gist.github.com/elidickinson/9424116
http://www.industrydive.com/blog/how-to-make-html-email-buttons-that-rock/
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