Answers for "how to give link in button tag"

href on a button

<button onclick="window.location.href='/page2'">Continue</button>

button as href

<button onclick="location.href='http://www.example.com'" type="button">
         www.example.com</button>

href in button

<input type="button" onclick="location.href='https://google.com';" value="Go to Google" />