JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<form style="padding:10px; margin:10px" action="" class=" form-inline">
    <div class="form-group">
        <div class="input-group">
            <div class="form-group">
                <div class="input-group">
                    <span class="input-group-addon" id="basic-addon1">@</span>
                    <input type="text" class="form-control" placeholder="Username" aria-describedby="basic-addon1">
                    <span></span>
                </div>
            </div>
            <div class="form-group">
                <div class="input-group">
                    <span></span>
                    <span class="input-group-addon" id="basic-addon1">@</span>
                    <input type="text" class="form-control" placeholder="Username" aria-describedby="basic-addon1">
                    <span></span>
                </div>
            </div>
            <div class="form-group">
                <div class="input-group">
                    <span></span>
                    <span class="input-group-addon" id="basic-addon1">@</span>
                    <input type="text" class="form-control" placeholder="Username" aria-describedby="basic-addon1">
                    <span></span>
                </div>
            </div>
            <br>
                
            <div class="form-group">
                <div class="input-group">
                    <input type="text" class="form-control" placeholder="Username" aria-describedby="basic-addon1">
                    <span></span>
                </div>
            </div>
            <div class="form-group">
                <div class="input-group">
                    <span></span>
                    <input type="text" class="form-control" placeholder="Username" aria-describedby="basic-addon1">
                </div>
      ...