JSFiddle - React, Tailwind, and code Playground

HTML

case 1:
<div class="container">
    <a href="#">Lorem ipsum</a>
    <a href="#">Lorem ipsum</a>
    <a href="#">Lorem ipsum</a>
    <a href="#">Lorem ipsum</a>
    <a href="#">Lorem ipsum</a>
    <a href="#">Lorem ipsum</a>
    <span class="last-child"></span>
</div>
case 2:
<div class="container">
    <a href="#">Lorem ipsum</a><a href="#">Lorem ipsum</a><a href="#">Lorem ipsum</a><a href="#">Lorem ipsum</a><a href="#">Lorem ipsum</a><a href="#">Lorem ipsum</a>
    <span class="last-child"></span>
</div>

CSS

.container {
    width: 100%;
    text-align: justify;
}
.container a, .container span {
    display: inline-block;
}
.last-child {
    width: 100%;
}