JSFiddle - React, Tailwind, and code Playground
HTML
<div style="width:200px; height:200px;">
<div class="A">A</div>
<div class="B">B</div>
<div class="C">C</div>
</div>
CSS
.A {
float: right;
}
<div style="width:200px; height:200px;">
<div class="A">A</div>
<div class="B">B</div>
<div class="C">C</div>
</div>
.A {
float: right;
}