HTML form for track name and file upload with hidden div for audio preview

<div id="upload-Audio">
    <h1>Create Track</h1>
    <form id="track-content">
        <label for="track-name">Track Name</label>
        <input id="track-name" type="text">
        <input id="file-upload" accept="audio/mpeg,audio/mpeg3,audio/x-mpeg-3,audio/ogg" type="file">
        <a class="btn btn-default" id="submitFile" style="display:none">Upload</a>
    <!-- This div and audio player is hidden by default but will be shown if the upload succeeds -->
    <div class="showOnSuccess" role="alert" style="display:none; margin-top: 1em;">
        <audio id="upload-player" controls>
            <source type="audio/mpeg">Your browser does not support the audio element.
Franco Musso