Forma

<div class="wrapper">
    <h1 class="new-post-heading">Enter your new post!</h1>
    <div class="wrap">
        <form method="post" enctype="multipart/form-data">
            <div class="form-group">
                <label for="title-input">Title</label>
                <input type="text" class="form-control" id="title-input" name="title">
            </div>
            <div class="form-group">
                <label for="content-input">Content</label>
                <textarea type="textarea" class="form-control" id="content-input" name="content"></textarea>
            </div>
            <div class="form-group">
                <input type="file" name="file" class="custom-file-input" id="customFile" accept="image/x-png,image/gif,image/jpeg">
                    <label class="custom-file-label" for="customFile">Choose image!</label>
            </div>
            <div class="btn-div">
                <button type="submit" name="post-beer" class="btn btn-element">POST</button>
            </div>
        </form>
    </div>
</div>