l-sm-6 col-lg-4">User name <i class="required"></i></label>
    <div class="col-xs-12 col-sm-6 col-lg-8">
        <input data-bind="textInput: userName" type="text" class="form-control" />
    </div>
</div>
<div class="row margin-bottom" data-bind="validationElement: password">
    <label class="control-label col-xs-12 col-sm-6 col-lg-4">Password <i class="required"></i></label>
    <div class="col-xs-12 col-sm-6 col-lg-8">
        <div class="input-group flex-grow">
            <input data-bind="t