<div class="clearfix"><input class="span2" id="" name="" type="text" placeholder=".span2" /></div>
<div class="clearfix"><input class="span3" id="" name="" type="text" placeholder=".span3" /></div>
<div class="clearfix"><input class="span4" id="" name="" type="text" placeholder=".span4" /></div>
- <div class="clearfix"><select class="span4" id="" name=""></select></div>
<div class="clearfix"><input class="span5" id="" name="" type="text" placeholder=".span5" /></div>
<div class="clearfix"><input class="span6" id="" name="" type="text" placeholder=".span6" /></div>
<div class="clearfix"><input class="span7" id="" name="" type="text" placeholder=".span7" /></div>