diff --git a/html/css/style-classic7.css b/html/css/style-classic7.css
index 9467d82cd..74335ef99 100644
--- a/html/css/style-classic7.css
+++ b/html/css/style-classic7.css
@@ -3275,7 +3275,7 @@ li.li-active {
      width: 1.5rem;
      height: 1.5rem;
      display: inline-block;
-     animation: turn-color 1.5s linear 0s infinite forwards;
+     animation: turn-color 2.5s linear 0s infinite forwards;
      position: relative;
      left: 0px;
      top: 10px;
@@ -3317,4 +3317,4 @@ li.li-active {
      font-size: 2rem !important;
      background-color: white;
      color: navy;
- }
\ No newline at end of file
+ }