Multi-Line Padded Text With Background and Line Spacing

==Update May 2017: Matt Brunt pointed me to a lovely hack using box-shadow which you should probably totally use instead of the 2-year-old method below. I've been working on a project that called for some text to be wrapped on to multiple lines with a background behind it. We didn't know the precise number of lines the text would be as the client would be managing from a CMS. The fact that it was responsive also made things a little trickier. Chris over at CSS Tricks wrote an awesome article on how to achieve this. However, none of the techniques…