grafana/partials/search.html

<div class="row-fluid" style="margin-top:15%">
    <form class="span4 offset4 form-inline" ng-submit="$parent.search()">
        <input class="input-xlarge" ng-model="$parent.queryTerm" type="text" 
            placeholder="Search" autofocus>
        <button class="btn" type="submit">Search</button>
    </form>
</div>