is to use ng-dialog to generate a pop-up box. After that, the written message reminder box is buried behind the dialog box:
ng-dialog corresponding pop-up box code is:
`<span ng-app="fanApp">
<p class="panel panel-success" style="height: 99%;z-index: 2;" ng-controller="plan_add">
</p>
</span>`
The z-index of the message reminder box behind the pop-up box is 9999.
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ng-dialog default z-index is 10000, you can modify it yourself