diff --git a/README.md b/README.md
index bd5b8d3..32a731b 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,12 @@
 <p align="center"> <b> A macOS BigSur-like theme for your GTK apps </b> </p>
 <br>
 
+## Donate
+
+If you like my project, you can buy me a coffee:
+
+<span class="paypal"><a href="https://www.paypal.me/vinceliuice" title="Donate to this project using Paypal"><img src="https://www.paypalobjects.com/webstatic/mktg/Logo/pp-logo-100px.png" alt="PayPal donate button" /></a></span>
+
 # Installation is easy!
 <details> <summary> Required dependencies <b>(click to open)</b> </summary>
 
diff --git a/src/sass/gtk/_common-3.0.scss b/src/sass/gtk/_common-3.0.scss
index deb2201..437dc8c 100644
--- a/src/sass/gtk/_common-3.0.scss
+++ b/src/sass/gtk/_common-3.0.scss
@@ -1657,11 +1657,13 @@ headerbar {
                                       transparent 84%) 0 0 0 1 / 0 0 0 1px stretch;
       }
 
-      &:checked {
+      &:hover, &:active, &:checked {
         border-image: none;
       }
     }
 
+    button:hover + button,
+    button:active + button,
     button:checked + button { border-image: none; }
   }
 
diff --git a/src/sass/gtk/_common-4.0.scss b/src/sass/gtk/_common-4.0.scss
index 742a0f2..69794e8 100644
--- a/src/sass/gtk/_common-4.0.scss
+++ b/src/sass/gtk/_common-4.0.scss
@@ -2074,11 +2074,13 @@ headerbar {
                                       transparent 84%) 0 0 0 1 / 0 0 0 1px stretch;
       }
 
-      &:checked {
+       &:hover, &:active, &:checked {
         border-image: none;
       }
     }
 
+    button:hover + button,
+    button:active + button,
     button:checked + button { border-image: none; }
   }