[How to change MainMenu & PopUp menu items font size or color]

in CustomCSS

.x-menu-item-text-default{
  font-size:15px;
  width:220px;
}

[my application is that hung in loading]

Hello guys I need help I made an application, and I passed it to a vps install unigui but when I run the application it stays loading and there is no idea or tutorial on how to install my application on a server other than the development computer