groupinstall "X Window System"
gnome-common gnome-classic-session gnome-menus gnome-session gnome-session-daemon gnome-shell gnome-shell-browser-plugin gnome-shell-extension-common gnome-shell-extension-app-menu gnome-shell-extension-launch-new-instance gnome-themes-standard libgnome gdm gnome-session-custom-session gnome-shell-extension-user-theme gnome-shell-extension-common gnome-terminal gedit

centos7 　自定义桌面　gnome-shell