<form action="http://fieldgoal.io/f/MDhliW" method="POST">
HTML
<form action="http://fieldgoal.io/f/MDhliW" method="POST">
<input type="text" name="first_name">
<input type="text" name="last_name">
</form>
TailwindCSS
<form action="http://fieldgoal.io/f/MDhliW" method="POST" class="bg-white shadow-md rounded px-8 pt-6 pb-8 mb-4">
<div class="mb-4">
<input class="border rounded w-full py-2 px-3 focus:shadow-outline" type="text" placeholder="Username">
<input class="border rounded w-full py-2 px-3 focus:shadow-outline" type="text" placeholder="Password">
</div>
</form>