JSFiddle - React, Tailwind, and code Playground
by bd22
HTML
<form name="review" ACTION="newpg.html" METHOD="POST" onsubmit="return checkform(this);">
<div class="form-group">
<label class="control-label" for="firstname">Are you human?</label>
<div class="input-group">
<span class="input-group-addon txtCaptcha"></span>
<input class="form-control" placeholder="Enter Code shown on the left here" name="firstname" type="text" />
</div>
</div>
<button type="submit" class="btn btn-primary">Submit</button>
</form>