Mint-Y 주제의 잘못된 영향 수정

--- /usr/share/themes/Mint-Y.orig/gtk-3.0/gtk.css   2016-08-12 18:16:25.000000000 +0900
+++ /usr/share/themes/Mint-Y/gtk-3.0/gtk.css    2016-12-23 00:02:40.841095915 +0900
@@ -3151,6 +3151,7 @@ ClockBox {
   .xfce4-panel.panel .button.flat, .xfce4-panel.panel .sidebar-button.button {
     color: #C3C3C3;
     background-color: rgba(57, 57, 57, 0);
+    border:none;
     border-radius: 0; }
     .xfce4-panel.panel .button.flat:hover, .xfce4-panel.panel .sidebar-button.button:hover {
       border: none;