Include the below resources (hosted by JSDeliver) in your webpage to get started. If you're already using Bootstrap just replace the CSS with the link below and don't forget to include the fonts!
CSS
<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/scoutstrap/scoutstrap@0.1.1/dist/css/scoutstrap.min.css" integrity="sha384-5Kguc7IDQdynmm22yUyn9psYyP8LQhAWCCKJT/RrZJAWqdUAw5eADwc25JoYsXH6" crossorigin="anonymous">
Fonts
<link href="https://fonts.googleapis.com/css2?family=Nunito+Sans:ital,wght@0,200;0,300;0,400;0,600;0,700;0,800;0,900;1,400;1,600&display=swap" rel="stylesheet">
Bootstrap JS and Popper.js
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/gh/scoutstrap/scoutstrap@0.1.1/dist/js/bootstrap.min.js" integrity="sha384-vZA7fWbUdVwzQZlO+dkC65mKiaTlKyDvRFeWWT/+J8nBCX0A/OJE2YaFG+m4Zhv0" crossorigin="anonymous"></script>