How to use
Click on your desired button and copy the HTML & CSS.
Code
New?
CSS Scan - Easily inspect or copy any website's CSS
<link rel="stylesheet" href="https://www.w3schools.com/w3css/4/w3.css">
<a href="/"><button class="w3-button w3-blue w3-border w3-border-white w3-round-large">Button</button></a>