@media screen and (min-width: 768px) {
       
      .proitem{
          height:300px;
      }
      .caseitem{
          height:330px;
      }
      .proitem .protext{
    	height:60px;
      font-size:15px;
    }
      
    }
    @media screen and (max-width: 768px) {
      
      .proitem .protext{
    	height:65px;
      font-size:14px;
    }
      
    }