Icons

1. Tabler Icons

https://tabler-icons.io/
                            
// ----------------------------------------------------
// File: package/scss/style.scss
// ----------------------------------------------------  

@import "icons/tabler-icons/tabler-icons.css";

// ----------------------------------------------------------------------

<div class="list-group-horizontal">
  <i class="ti ti-mood-happy text-dark fs-6"></i>
  <i class="ti ti-mood-happy text-dark fs-7"></i>
  <i class="ti ti-mood-happy text-dark fs-8"></i>
  <i class="ti ti-mood-happy text-dark fs-9"></i>
  <i class="ti ti-mood-happy text-dark fs-10"></i>
</div>