@media (max-width: 1199px) and (min-width: 992px)
          {
            .contact .contact_list input.button {
                width: 90%;
                height: 30px;
                margin: 7px 0 0 0;
                background: #2a2a2a;
                color: #fff;
                text-align: center;
                border: none;
                cursor: pointer;
            }
        }
  @media (max-width: 991px) and (min-width: 768px)
          {
            .contact .contact_list input.button {
                width: 90%;
                height: 30px;
                margin: 7px 0 0 0;
                background: #2a2a2a;
                color: #fff;
                text-align: center;
                border: none;
                cursor: pointer;
            }
            .contact .contact-detail h4 {
                padding: 12px 0 3px 2%;
            
            }
        }
    @media (max-width: 767px) 
          {
        .contact .contact_list input.button {
                width: 100%;
                height: 30px;
                margin: 7px 0 0 0;
                background: #2a2a2a;
                color: #fff;
                text-align: center;
                border: none;
                cursor: pointer;
                  -webkit-appearance : none ;
            }
            .contact .contact_list {
               margin: 0 18px 0 18px;
               width: auto;
              
                padding-top: 0px;
                float: left;
            }
            .contact {
               
                height: 850px !important;
            }
            .contact .contact-detail {
                height:450px !important;
                
                }
             .contact .contact-detail h4 {
                padding: 12px 0 3px 2%;
            
            }
        }