JSFiddle - React, Tailwind, and code Playground

HTML

<div id="description" class="tab-content active" style="display: block;overflow: hidden;">
    <form action="http://www.atria.sk/upload-sys.php" class="upload" enctype="multipart/form-data" method="post">	<span>IMG:</span> 
        <input class="chooseimg" id="fileToUpload" name="fileToUpload" type="file">
        <input name="submit" type="submit" value="Upload" style="cursor:pointer;">&nbsp;</form>
</div>

CSS

#description {
    display: block;
    overflow: hidden;
    padding-top: 10px!important;
    position:relative;
}
#description:before {
    content:'';
    position:absolute;
    width:100%;
    height:100%;
    left:0;
    top:0;
    box-shadow: inset 0px 17px 11px -15px #000;
}
.upload {
    float: left;
    width: 696px;
    margin-top: 1em;
    border: 1px solid #546E7A;
    font-family:"Roboto", sans-serif;
    background-color: #fff;
    box-shadow: 0px -17px 0px 20px #546E7A;
}