anchor.diff:  
             //- 1. Order widgets
             group.row.send-widgets(ng-show="account.Balance")
  -            .col-xs-12.col-sm-6(ng-repeat="type in ['buy','sell']")
  +            .col-xs-12.col-md-6(ng-repeat="type in ['buy','sell']")
                 .trade-widget(ng-switch="order[type].mode")
                   .head
                     span(ng-show="type == 'buy'", l10n) Buy&#32;
  
positive.code:               //- TODO hide one column (size/sum) to show bids/ask in the same line for mobile phones.
                //- TODO highlight changes
                .row.orderbook
                  .bids.col-xs-12.col-sm-6
                    .title(l10n) Bids
                    .row.head(ng-show="book.bids.length")
                      .col-xs-4.sum(l10n) Sum
  
negative.code:                       a(href="", ng-click="fill_widget('sell',order)")
                          span(rp-bind-color-amount="order.showPrice")
                    .message(ng-show='!book.bids.length', l10n) There are currently no bids for this pair.
                  .asks.col-xs-12.col-md-6
                    .title(l10n) Asks
                    .row.head(ng-show="book.asks.length")
                      .col-xs-4.price(l10n) Ask Price
  