.centers { width:1014px;  margin: auto;  border: 1px solid #C7BDC2; 
         height:auto!important;_height:550px; min-height:550px;
        }
        
      
       
.center_2 {width: 765px;  float: left; margin-top: 7px; height:auto!important;_height:520px;min-height:520px;
}

.center_2_1 {background:url(../images/about-bg2.png); width: 765px; height: 46px;}

.center_2_2 { width: 450px; height: 450px;  margin: auto;  margin-top: 20px; font-size: 14px;
               }

.center_2_2 p {font-size:14px; line-height: 30px;}