Place this code, which contains everything you need, within the <head> of each template or page that you want to use Icon set on.
<link rel="stylesheet" href="../node_modules/bootstrap-icons/font/bootstrap-icons.css">
You need to know two icon name, prefixed with bi-
<i class="bi-house"></i>
Bootstrap Icons are SVGs, so you can include them into your HTML in a few ways depending on how your project is setup. Bootstrap Icons include a width and height of 1em by default to allow for easy resizing via font-size.
Check out all available icons here
Use font-size and color to change the icon appearance.
<i class="bi-house"></i>
<i class="bi-star"></i>
<i class="bi-cart"></i>
<i class="bi-person"></i>
<i class="bi-check"></i>