anchor.diff:    font-size: 30px;
     bottom: -20px;
     pointer-events: none; 
  -  font-weight: #{if fetch('browser').high_density_display then '300' else '400'};}
  +  font-weight: #{if browser.high_density_display then '300' else '400'};}
     .histogram_segment_pole span {
       position: absolute;
       bottom: 0; }
  
positive.code:                 fontSize: 14
  
                SPAN 
                  style: {fontWeight: if fetch('browser').high_density_display then 300 else 400}
                  'or '
                SPAN 
                  style: {padding: '0 6px'}
  
negative.code: fetch '/current_user'
  
  rxaosp = window.navigator.userAgent.match /Android.*AppleWebKit\/([\d.]+)/ 
  browser = 
    is_android_browser : !!(rxaosp && rxaosp[1]<537)  # stock android browser (not chrome)
    is_opera_mini : !!navigator.userAgent.match /Opera Mini/
    is_ie9 : !!(document.documentMode && document.documentMode == 9)
  