avatar

<img class="rounded-avatar avatar-lg"  src="https://i.pravatar.cc/200?img=4" alt="large-avatar" />
                    
<img class="rounded-avatar avatar-md" src="https://i.pravatar.cc/200?img=4" alt="Medium-avatar" />
                    
<img class="rounded-avatar avatar-sm" src="https://i.pravatar.cc/200?img=4"  alt="small-avatar"/>