!!!
/[if lt IE 7]
/ [if IE 7] "X-UA-Compatible"}/
%meta{content: "width=device-width,initial-scale=1.0", name: "viewport"}/
%meta{content: page_description, name: "description"}/
%meta{content: page_keywords, name: "keywords"}/
%title= page_title
= stylesheet_link_tag "all"
= javascript_include_tag "vendor/modernizr"
= partial "partials/analytics"
= yield_content :head
%body{class: page_classes}
/[if lt IE 8]
partial "partials/compatibility-notice"
.container
= partial "partials/left_side"
= yield
= javascript_include_tag "app"