I try since hours to vertical middle the selectpicker and I absolute don't get it...
https://jsfiddle.net/zukii/wyg8po3p/
how can i vertical align it to middle?
HTML
<h4 class="green">I am a Headline...</h4>
<div class="border-left">
<div class="mos-form-group">
<div class="col_half">
<label>Scelerisque ultricies elementum placerat sociis massa cras natoque dignissim dapibus lundium vel, eu arcu porttitor, adipiscing. In cursus. Natoque nunc et, elementum mattis etiam ac! Massa in natoque est scelerisque aliquet massa, sagittis diam? Proin? Urna? Sed urna! Cum elit, augue habitasse? Mauris et ut dignissim integer a! Nisi urna?</label>
</div>
<div class="input col_half col_last">
<select class="selectpicker" name="bkv_q1">
<option>Nein</option>
<option>Ja</option>
</select><span class="input-group-addon ttbtn active"></span>
</div>
</div>