#select_material select{   width:100%;   max-width:420px;   border:1px solid #e6e6e6;   color:black;   font-family:"Montserrat";   font-weight:400;   font-size:18px;   padding:0 15px;   margin:7px 0;   line-height:46px;   padding:10px; } .conf_new .setup-content.colors .material-one, .conf_new .setup-content.colors .material-four {   width:100%; } .wpcf7 form.invalid .wpcf7-response-output, .wpcf7 form.unaccepted .wpcf7-response-output, .wpcf7 form.payment-required .wpcf7-response-output{   font-size:15px!important; } .wpcf7 form .wpcf7-response-output{   font-size:15px!important; } .modal-video{   height:580px;   top:calc(50% - 290px); } @media (max-width:990px) {   .modal-dialog-centered .modal-content{  max-height:250px;   }   .modal-video{  height:250px;  top:calc(50% - 125px);   } }