@-moz-document url(chrome://mozapps/content/xpinstall/xpinstallConfirm.xul){

.listbox
{ -moz-appearance: -moz-win-glass !important; 
background: none !important;
color: #082B3A !important; 
text-shadow: 1px 1px 4px white !important;
-moz-border-radius: 8px !important; 
-moz-appearance: none !important;
border-top: 1px solid #E4F4F6 !important; 
border-bottom: 2px solid #75B7BD !important; 
border-left: 1px solid #F1F7E9 !important;
border-right: 2px solid #7A9C9F !important;
-moz-border-top-colors: #C5D3D4 #9EA9AA#8E9899 !important; 
-moz-border-bottom-colors: #435657 #69D2E0 #ccc !important;
-moz-border-left-colors: #F1F7E9 #ccc #ccc !important;
-moz-border-right-colors:  #666 #4CB5B8 #274D54 !important; } }