<form action="https://www.sales.com/servlet/servlet.WebToLead?encoding=UTF-8" method="POST"><input name="oid" type="hidden" value="0764900000r2AR" /> <input name="retURL" type="hidden" value="http://сайт.com/thankyou.html" />
<div class="forma">
<h3>Заполните анкету прямо сейчас</h3>
<input id="first_name" class="" maxlength="40" name="first_name" required="required" size="24" type="text" placeholder="Ваше имя" />
<input id="email" maxlength="80" name="email" size="24" type="email" class="grve-form-email" placeholder="Ваш email" required="required">
<input id="phone" class="inputform" maxlength="40" name="phone" required="required" size="24" type="text" placeholder="Ваш телефон" />
<input id="btnsubmit" class="yellow_bg btn" name="submit" type="submit" value="Оставить заявку" />
</div>
</form>