.code-box
  header.code-box-header
    nav.code-box-nav
      button(class="button" aria-label="View ES5" ng-class="(language == 'es5') ? 'is-selected' : ''" ng-click="toggleCodeLanguage($event, 'es5')" ) ES5
      button(class="button" aria-label="View TypeScript" ng-class="(language == 'typescript') ? 'is-selected' : ''" ng-click="toggleCodeLanguage($event, 'typescript')") TypeScript

  .code-box-content