@media only screen 
  and (min-width: 320px) 
  and (max-width: 767px) {
   .mouse{
   margin-top: 50px;
   } 
      .contain{
      margin-top: 110px;}
      .logo{
      width:125px;
          margin-left: 15px;
      }
      .ckmenu{
      background: rgba(0,0,0,.8);
      }
      h2{
      font-size: 20px !important;
      
      }
      p{
      font-size: 13px;
      }
  }
@media only screen 
  and (min-width: 768px) 
  and (max-width: 980px) {
            .ckmenu{
      background: rgba(0,0,0,.8);
      }
  }