Class 'btn' produce an error on submit (form) #119
Description
In a form of this content:
<form action="/login_check" method="post" class="form-stacked">
<div class="clearfix">
<div class="input">
<input type="text" id="username" class="xlarge" value="" name="_username" required="required" placeholder="Usuario" />
</div>
</div>
<div class="clearfix">
<div class="input">
<input type="password" id="password" class="xlarge" value="" name="_password" required="required" placeholder="Contraseña" />
</div>
</div>
<div class="clearfix">
<div class="input">
<ul class="inputs-list">
<li>
<label>
<input type="checkbox" class="" value="on" id="remember_me" name="_remember_me" />
<span>Recordarme por dos semanas</span>
</label>
</li>
</ul>
</div>
</div>
<div class="clearfix">
<button class="btn medium primary" type="submit" id="_submit" name="_submit">Login</button>
</div>
</form>
The submit button do not post the form, if you remove 'btn' from button class, it works