animation change underline

demo/navbar.css

@@ -36,7 +36,7 @@ nav {
 
 .nav-link.active {
   border-bottom: 1px solid rgba(0, 0, 0, 0.179);
-  animation: slide-in 0.3s ease-in-out forwards;
+  animation: slide-in 0.4s ease-in-out forwards;
 }
 
 @keyframes slide-in {

demo/navbar.scss

@@ -34,7 +34,7 @@ nav{
 
 .nav-link.active{
     border-bottom: 1px solid rgba(0, 0, 0, 0.179);
-    animation: slide-in 0.3s ease-in-out forwards;
+    animation: slide-in 0.4s ease-in-out forwards;
     }
     @keyframes slide-in {
     from {