Batflat/inc/modules/contact/view/form.html

<form name="email" method="POST" action="{$_SERVER['REQUEST_URI']}">
    <div class="form-group">
        <label for="inputName">{$lang.contact.full_name}</label>
        <input type="text" class="form-control" id="inputName" name="name" placeholder="{$lang.contact.full_name}" required />
    </div>
    <div class="form-group">
        <label for="inputMail">{$lang.contact.email}</label>
        <input type="email" class="form-control" id="inputMail" name="from" placeholder="{$lang.contact.email}" required />
    </div>
    <div class="form-group">
        <label for="inputSubject">{$lang.contact.subject}</label>
        <input type="text" class="form-control" id="inputSubject" name="subject" placeholder="{$lang.contact.subject}" required />
    </div>
    <div class="form-group">
        <label for="inputMessage">{$lang.contact.message}</label>
        <textarea rows="5" id="inputMessage" class="form-control" name="message" placeholder="{$lang.contact.message}" required></textarea>
    </div>

    <!-- antispam field -->
    <div class="form-group" id="antispam">
        <input type="text" name="title" autofill="off" required />
    </div>
    <script>
        (function () {
            var e = document.getElementById("antispam");
            e.parentNode.removeChild(e);
        })();
    </script>
    <!-- /antispam field -->

    <button type="submit" name="send-email" class="btn btn-default">{$lang.contact.send}</button>
</form>