Css Bootstrap

cssboot.html

    <div class="span8 offset2">
        <div class="row-fluid" ng-repeat="graph in graphsModel track by $index" ng-if="$index%2==0">
            <div class="span6">
                <img width="500px" ng-src="{{graphsModel[$index].url}}">
            </div>
            <div class="span6">
                <img width="500px" ng-src="{{graphsModel[$index + 1].url}}">
            </div>
        </div>
    </div>