<div class="input-filled">[textarea* your-message placeholder "Type your message..."]</div>
<div class="input-filled">[text* your-name placeholder "Your name*"]</div>
<div class="input-filled">[email* your-email placeholder "Your mail*"]</div>
<div class="input-filled"><button type="submit" class="wpcf7-submit btn btn-block">Send message</button></div>