diff --git a/gnome-shell/_common.scss b/gnome-shell/_common.scss
index 4c22a5f..ae7e0ab 100644
--- a/gnome-shell/_common.scss
+++ b/gnome-shell/_common.scss
@@ -1213,8 +1213,12 @@ StScrollBar {
 //close buttons
 
 .window-close {
+  background-color: transparent;
   background-image: url("assets/close-window.svg");
   background-size: 32px;
+  border: none;
+  box-shadow: none;
+  color: transparent;
   height: 32px;
   width: 32px;
 }
diff --git a/gnome-shell/gnome-shell.css b/gnome-shell/gnome-shell.css
index 930611d..10c603f 100644
--- a/gnome-shell/gnome-shell.css
+++ b/gnome-shell/gnome-shell.css
@@ -1103,8 +1103,12 @@ StScrollBar {
   icon-size: 1.09em; }
 
 .window-close {
+  background-color: transparent;
   background-image: url("assets/close-window.svg");
   background-size: 32px;
+  border: none;
+  box-shadow: none;
+  color: transparent;
   height: 32px;
   width: 32px; }