Remove centos7 system toolbar

1. remove the top and bottom panels to hide the top panel1,/usr/share/gnome-shell/modes/classic. the left and right sides of the json-modified panel are empty & quot; panel & quot ;:{ & quot; left & quot;: [], & quot; center & quot;: [], & quot; right & quot;: [] 1. remove the top and bottom panels.


Hide top panel


1./usr/share/gnome-shell/modes/classic. json. the left and right sides of the panel are empty.


"Panel": {"left": [],


"Center": [],


"Right": []


}


2,/usr/share/gnome-shell/theme/gnome-classic.css, modify


# Panel {


Background-color: # e9e9e9;


Background-gradient-direction: vertical;


Background-gradient-end: # d0d0d0;


Border-top-color: #666;/* we don't supportnon-uniform border-colors and


Use the top bordercolor for any border, so we


Need to set iteven if all we want is a bottom


Border */


Border-bottom: 1px solid #666;


App-icon-bottom-clip: 0px;


Color: transparent;/* Add */


/* Hrm, still no multipoint gradients


Background-image: linear-gradient (left, rgba (255,255,255, 0 ),


Rgba (255,255,255, 1) 50%, rgba (255,255,255, 0 ))! Important ;*/


}


3,/usr/share/gnome-shell/theme/gnome-shell.css, modify


# Panel {


Background-color: transparent;


Font-weight: bold;


Height: 0px;


}


. Panel-logo-icon {


Padding-right:. 4em;


Icon-size: 1px;


}


2. hide or delete the bottom panel


1. delete folders


/Usr/share/gnome-shell/extensions/window-list@gnome-shell-extensions.gcampax.github.com