The Fab Four technique to create Responsive Emails without Media Queries
A really interesting way of providing responsive layouts without media queries. This is specifically for email clients because a lot of the most popular clients do not support media queries (like Gmail and Outlook for example).
I think I found a new way to create responsive emails, without media queries. The solution involves the CSS calc() function and the three width,min-width and max-width properties.
An excerpt from The Fab Four technique to create Responsive Emails without Media Queries