'input-block-level' was replaced with 'form-control' in v3. To get
block-level inputs, the 'form-control' class is now needed.
<form class="form-signin">
<h2 class="form-signin-heading">Please sign in</h2>
- <input type="text" class="input-block-level" placeholder="Email address" autofocus>
- <input type="password" class="input-block-level" placeholder="Password">
+ <input type="text" class="form-control" placeholder="Email address" autofocus>
+ <input type="password" class="form-control" placeholder="Password">
<label class="checkbox">
<input type="checkbox" value="remember-me"> Remember me
</label>