Chris~~~!

<div class="row">
    <div class="col-md-6 col-md-offset-3">
        <a class="btn btn-block btn-lg btn-danger" ng-model="redAction">{{roleAction}}</a>
    </div>
    <div class="col-md-6 col-md-offset-3">
        <a class="btn btn-block btn-lg btn-success" ng-model="blueAction">{{roleAction}}</a>
    </div>
</div>