diff --git a/pages/CSS/transition/transition.uvue b/pages/CSS/transition/transition.uvue
index 6d39432ce8f44271f04c859fb25bc0f9013ade6c..e0200c965b61703879a70af7d328f440635e459b 100644
--- a/pages/CSS/transition/transition.uvue
+++ b/pages/CSS/transition/transition.uvue
@@ -181,6 +181,7 @@ export default {
 .transition-border {
   border-width: 5px;
   border-color: brown;
+  border-style: solid;
   transition-property: border-color;
   transition-duration: 1000;
 }