openmct/platform/commonUI/general/res/templates/message-banner.html

<div ng-controller="BannerController">
    <div ng-show="active.notification"
         class="l-message-banner s-message-banner">
        <span class="banner-elem label">
            {{active.notification.title}}
        </span>
        <span ng-hide="active.notification.progress === undefined">
            <mct-include key="'progress-bar'" class="banner-elem"
                         ng-model="ngModel">
            </mct-include>
        </span>
        <a ng-hide="active.notification.primaryAction === undefined"
           class="banner-elem l-action s-action"
           ng-click="active.notification.primaryAction.action">
            {{active.notification.primaryAction.label}}
        </a>
        <a class="banner-elem ui-symbol close" ng-click="dismiss(active.notification)">
            &#x78;</a>
    </div>
</div>