JSFiddle - React, Tailwind, and code Playground
HTML
<ul class ="userlist">
<li><a href ="balablah"><img class="avatar" src="http://www.cetacademicprograms.com/_customtags/ct_Image.cfm?Image_ID=33947" width="30" height="30" alt="avatar" /></a>solomon</li>
<li><a href ="nano.com/solomon"><img class="avatar" src="http://www.cetacademicprograms.com/_customtags/ct_Image.cfm?Image_ID=33947" width="30" height="30" alt="avatar" /></a>solomon</li>
</ul>
CSS
ul.userlist{
margin:0;
}
ul.userlist li
{
display: inline;
list-style-type: none;
padding-right: 20px;
float: left;
text-align:center;
}