JSFiddle - React, Tailwind, and code Playground

HTML

<div class="box-row">
    <div class="box-form-body">
        <h4>
            See What You're Missing</h4>
    </div>
    <div class="box-form-button">
        <img src="http://www.ei.edu/wp-content/uploads/2013/03/button_submit.jpg" /></div>
    </div>

CSS

.box-form-body {
float: left;
display: block;
width: 65%;
padding: 0 0 0 2em;
}

h4 {
font-size: 1.05em;
margin: 0 0 2px 0;
font-family: "HelveticaNeueW01-75Bold",Helvetica,"Helvetica Neue",Arial,sans-serif;
font-weight: normal;
}

.box-form-button {
float: left;
display: block;
margin-top: 5px;
width: 25%;
min-width: 215px;
}

.box-row {
width:100%;
padding:10px;
border:2px solid gray;
margin:0px;
    overflow: hidden;
}