Success
Well done! You successfully read this important alert message.
<div class="alert alert-success">Well done! You successfully read this important alert message.</div>
Info
Heads up! This alert needs your attention, but it's not super important.
<div class="alert alert-info">Heads up! This alert needs your attention, but it's not super important.</div>
Warning
Warning! Better check yourself, you're not looking too good.
<div class="alert alert-warning">Warning! Better check yourself, you're not looking too good.</div>
Dangerg
Oh snap! Change a few things up and try submitting again.
<div class="alert alert-warning">Warning! Better check yourself, you're not looking too good.</div>