To get a html link that looks like a button with bootstrap, just add class="btn btn-info" in the balise a:
<a href="" class="btn btn-info">link</a>
Examples by changing info to default or success

Code source
<!DOCTYPE html><html lang="en"><head><title>Bootstrap Example</title><meta charset="utf-8"><link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"><script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script><script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script><style>body {padding-top: 50px;background-color:#FFFFF;}</style></head><body><div class="container"><div class="row"><div class="col-md-4"><a href="https://www.w3schools.com/html/html_links.asp">link 1</a><br><br><a href="https://www.w3schools.com/html/html_links.asp" class="btn btn-info">link 2</a><br><br><a href="https://www.w3schools.com/html/html_links.asp" class="btn btn-default">link 3</a><br><br><a href="https://www.w3schools.com/html/html_links.asp" class="btn btn-success">link 3</a></div></div></div></body></html>
References
| Link | Source |
|---|---|
| How to make [HTML REMOVED] link look like a button? | stackoverflow |
| buttons | bootstrap |
| link | w3schools |
