diff --git a/src/lib/mixins.scss b/src/lib/mixins.scss
new file mode 100644
index 0000000..95307ac
--- /dev/null
+++ b/src/lib/mixins.scss
@@ -0,0 +1,6 @@
+@mixin no_sel {
+    user-select: none;
+    -webkit-user-select: none;
+    -moz-user-select: none;
+    -ms-user-select: none;
+}
\ No newline at end of file
diff --git a/src/widget/Titlebar/style.module.scss b/src/widget/Titlebar/style.module.scss
index 23474a3..a06d7e0 100644
--- a/src/widget/Titlebar/style.module.scss
+++ b/src/widget/Titlebar/style.module.scss
@@ -1,3 +1,5 @@
+@use '../../lib/mixins.scss';
+
 $corners: 16px;
 
 .titlebar {
@@ -7,10 +9,7 @@ $corners: 16px;
     z-index: 1;
     width: 100%;
 
-    user-select: none;
-    -webkit-user-select: none;
-    -moz-user-select: none;
-    -ms-user-select: none;
+    @include mixins.no_sel;
 
     background: #111111;
     height: 32px;