JSFiddle - React, Tailwind, and code Playground

HTML

<form method="post" id="uploadform" enctype="multipart/form-data">
		<div id="upload-adm" class="fileupload fileupload-new" data-provides="fileupload">
		  <div class="input-append">
		    <div class="uneditable-input span3" style="height:20px;">
		    	<i class="icon-file fileupload-exists"></i> 
		    	<span class="fileupload-preview"></span>
		    </div>
		    <span class="btn btn-file">
			    <span class="fileupload-new">Select file</span>
			    <span class="fileupload-exists">Change</span>
			    <input type="file" name="file" id="file"/>
			</span>
			<a href="#" class="btn fileupload-exists" data-dismiss="fileupload">Remove</a>
			<input type="submit" name="submit" value="Upload" class="btn adm-file-btn">
		  </div>
		</div>
	</form>

CSS

/*!
 * Bootstrap v2.3.1-j6
 *
 * Copyright 2012 Twitter, Inc
 * Licensed under the Apache License v2.0
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Designed and built with all the love in the world by @mdo and @fat, extended by @ArnoldDaniels.
 */
.clearfix {
  *zoom: 1;
}
.clearfix:before,
.clearfix:after {
  display: table;
  content: "";
  line-height: 0;
}
.clearfix:after {
  clear: both;
}
.hide-text {
  font: 0/0 a;
  color: transparent;
  text-shadow: none;
  background-color: transparent;
  border: 0;
}
.input-block-level {
  display: block;
  width: 100%;
  min-height: 30px;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
.btn-file {
  overflow: hidden;
  position: relative;
  vertical-align: middle;
}
.btn-file > input {
  position: absolute;
  top: 0;
  right: 0;
  margin: 0;
  opacity: 0;
  filter: alpha(opacity=0);
  transform: translate(-300px, 0) scale(4);
  font-size: 23px;
  direction: ltr;
  cursor: pointer;
}
.fileupload {
  margin-bottom: 9px;
}
.fileupload .uneditable-input {
  display: inline-block;
  margin-bottom: 0px;
  vertical-align: middle;
  cursor: text;
}
.fileupload .thumbnail {
  overflow: hidden;
  display: inline-block;
  margin-bottom: 5px;
  vertical-align: middle;
  text-align: center;
}
.fileupload .thumbnail > img {
  display: inline-block;
  vertical-align: middle;
  max-height: 100%;
}
.fileupload .btn {
  vertical-align: middle;
}
.fileupload-exists .fileupload-new,
.fileupload-new .fileupload-exists {
  display: none;
}
.fileupload-inline .fileupload-controls {
  display: inline;
}
.fileupload-new .input-append .btn-file {
  -webkit-border-radius: 0 3px 3px 0;
  -moz-border-radius: 0 3px 3px 0;
  border-radius: 0 3px 3px 0;
}
.thumbnail-borderless .thumbnail {
  border: none;
  padding: 0;
  -webkit-border-radius: 0;
  -moz-border-radius: 0;
  border-radius: 0;
  -webkit-box-shadow: none;
  -moz-box-shadow: none;
  box-shadow:...

JavaScript

/* ===========================================================
 * bootstrap-fileupload.js j2
 * http://jasny.github.com/bootstrap/javascript.html#fileupload
 * ===========================================================
 * Copyright 2012 Jasny BV, Netherlands.
 *
 * Licensed under the Apache License, Version 2.0 (the "License")
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ========================================================== */

!function ($) {

  "use strict"; // jshint ;_

 /* FILEUPLOAD PUBLIC CLASS DEFINITION
  * ================================= */

  var Fileupload = function (element, options) {
    this.$element = $(element)
    this.type = this.$element.data('uploadtype') || (this.$element.find('.thumbnail').length > 0 ? "image" : "file")
      
    this.$input = this.$element.find(':file')
    if (this.$input.length === 0) return

    this.name = this.$input.attr('name') || options.name

    this.$hidden = this.$element.find('input[type=hidden][name="'+this.name+'"]')
    if (this.$hidden.length === 0) {
      this.$hidden = $('<input type="hidden" />')
      this.$element.prepend(this.$hidden)
    }

    this.$preview = this.$element.find('.fileupload-preview')
    var height = this.$preview.css('height')
    if (this.$preview.css('display') != 'inline' && height != '0px' && height != 'none') this.$preview.css('line-height', height)

    this.original = {
      'exists': this.$element.hasClass('fileupload-exists'),
      'preview': this.$preview.html(),
      'hiddenVal': this.$hidden.val()
    }
    
   ...