Sag Kutu Ekle

<div class="boxen"> 
<h2>Clean-Deneme 1</h2>
İçerik 1 
</div>

<div class="boxen"> 
<h2>Clean-Deneme 2</h2>
 İçerik 2 
</div>

<div class="boxen"> 
<h2>Clean-Deneme 3</h2>
İçerik 3 
</div>

<style type="text/css"><!-- 
 /* Orjinal Kutu Arkaplan Beyaz */
#sidebar {
  background-color: #FFFFFF!important;
}

/* Yeni Kutular*/
.boxen {
  width: 90%;
  min-height: 100px;
  padding: 10px;
  margin: 0px 0px 20px 0px;
  background-color: #EEEEEE;
  border: 1px solid #c9c9c9;
  overflow: hidden;
} 

/* Ünvan ve Görünüm */
.boxen h2 {
  background-color: #2B71BE;
  color: white;
  font-size: 14px;
  margin: -10px 0px 20px -20px;
  width: 225px;
  padding-left: 30px;
  box-shadow: 3px 5px 10px 5px #bbb; 
}
 --></style>