html,body{margin: 0;padding: 0;font-family:Microsoft YaHei; } .pagebox{ position:relative; }@media only screen and (max-width: 768px){ #w_grid-1561534217710 { width: 100%; max-width: 1280px; min-width: 0px; height: auto; max-height: none; min-height: 60px !important; margin-top: 0px; margin-left: auto; margin-right: auto; margin-bottom: 0px; padding-top: 0px; padding-left: 0px; padding-right: 0px; padding-bottom: 0px; }}