index.html

<!doctype html>
<html>
<head>
    <meta charset="utf-8">
</head>
<body>
<div id="insertGal" class="hidden">
    <h3> Vyplňte všechny údaje: </h3>
    <br />

    <form id="insertGalForm" action="upload/uploadGal.php" method="post" enctype="multipart/form-data">
        <div id="divGalTitle">
            <label for="GalTitle" class="btn">Titulek:</label>
            <input type="text" name="GalTitle" id="GalTitle" required="required" style="width:500px" />
        </div>

        <div id="divGalDate">
            <label for="GalDate" class="btn">Datum akce:</label>
            <input type="text" name="GalDate" id="GalDate" required="required" style="width:500px" />
        </div>

        <br />

        <div id="divGalFiles">
            <label for="ActText">Soubory:</label>
            <input type="file" name="files[]" id="files" multiple />
        </div>

        <input id="submitButtonUpload" type="submit" value="Potvrdit nahrání" />
    </form>
</div>