fix footer at small screens
landing page large screen layout improvements
improve landing page at small screens
fix reg content being to close to the header between 780px and 1100px
bump up tag list header font size
fix height of sxs header and back button
fic height of sxs back button f'reals
fixes #651 IE 8 Slide-down Interps
Merge remote-tracking branch 'upstream/master'
address IE definition scroll bug on small screens
fix IE select box line-height 'bug'
Merge pull request #357 from ascott1/master

IE8 Slide down fix, landing page and SxS improvements