Then /^I should see the feed?$/ do
  page.should have_css('.feed-layout')

  within('.feed-layout') do
    page.should have_css('#header')

    within('#header') do
      page.should have_css('a#g-button', :text => 'Glass')
      page.should have_css('form#search-form')
      page.should have_css('a#link-to-feed')

      # etc..