<tt>{{search}}</tt>
<br>
-<button ng-click="search.$ = 'draft'" class="draft">draft</button>
-<button ng-click="search.$ = 'confirmation'" class="confirmation">confirmation</button>
-<button ng-click="search.$ = 'verified'" class="verified">verified</button>
+<button ng-click="search.$ = 'draft'" class="btn draft">draft</button>
+<button ng-click="search.$ = 'confirmation'" class="btn confirmation">confirmation</button>
+<button ng-click="search.$ = 'verified'" class="btn verified">verified</button>
<input type="number" ng-model="pager.page" min="1" max="{{pager.last_page}}">
<input type="number" ng-model="pager.limit">