@media only screen and (min-width:600px) and (max-width:900px)
{
    .bg {
          height: 309px!important;
        }

    .navbar-nav .nav-link {
                             padding-left: 72px!important;
                          }

    .h1 {
           font-size: 62px!important;
           padding-top: 23%!important;
        }

    .search2 {
                font-size: 12px!important;
             }

    .expect {
                font-size: 19px!important;
            }

    .expect1 {
                font-size: 79%!important;
            }

     .grass1 {
                font-size: 27px!important;
            }

      .grass2 {
                font-size: 10px!important;
              }

      .grass {
                height: 300px!important;
             }

      .get1 {
                font-size: 13px!important;
            }
}