JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
    <div class="foo"></div> <!-- first in the markup, last when being rendered due to float: right; -->
    <div></div>
    <div></div>
</div>

CSS

body {
    padding: 20px; /* To see what is going on */
    text-align: center;
}
div {
    border: 1px solid red; /* To see what is going on */
}
.wrapper {
    display: inline-block;
    text-align: left; /* Resetting the text alignment */
    vertical-align: top; /* Making sure inline-block element align to the top */
    /* Inline-block fix for IE7 and below */
    zoom: 1;
    *display: inline;
}
.wrapper div {
    float: left;
    height: 200px; /* To see what is going on */
    margin: 10px; /* To see what is going on */
    width: 200px; /* To see what is going on */
}
.wrapper .foo {
    border-color: blue; /* To see what is going on */
    float: right;
}