Alerts are urgent interruptions, requiring acknowledgement, that inform the user about a
situation. Most alerts don't need titles. They summarize a decision in a sentence or two by either:
* Asking a question (e.g. "Delete this conversation?")
* Making a statement related to the action buttons
You can use the following alerts. You need to include class alert and for partcular alert add class according to alert type alert-success, alert-danger, alert-warning and alert-info (e.g. class="alert alert-success") as shown below.