<div class="alerts">
    <div class="alerts alerts-outline-primary">
        This is a Simple alert
    </div>
    <div class="alerts alerts-outline-Danger">
        This is a Danger alert
    </div>
    <div class="alerts alerts-outline-Success">
        This is a Success alert
    </div>
    <div class="alerts alerts-outline-Warning">
        This is a Warning alert
    </div>
</div>