Bootstrap Dismissing Alert

 Success Alert

<div class="alert alert-success alert-dismissible fade show" role="alert" style="background-color:#3b4;color:white">
  <strong>Congratulations!</strong>Ads Updated Successfully.
  <button type="button" class="close" data-dismiss="alert" aria-label="Close">
    <span aria-hidden="true">&times;</span>
  </button>
</div>

Error Alert

<div class="alert alert-warning alert-dismissible fade show" role="alert" style="background-color:red;color:white">
  <strong>Error!</strong>To Updated Ads .
  <button type="button" class="close" data-dismiss="alert" aria-label="Close">
    <span aria-hidden="true">&times;</span>
  </button>
</div>