dos

Public/static/css/index.css

@@ -111,6 +111,11 @@ body {
   -webkit-animation: bounceIn 1s ease backwards;
 }
 
+.shuttlecock {
+  animation: updown 1s ease-in infinite;
+  -webkit-animation: updown 1s ease-in infinite;
+}
+
 
 .page1 .light {
   animation: point 2s linear infinite;
@@ -133,6 +138,18 @@ body {
   -webkit-animation: cloud2 5s linear infinite;
 }
 
+@keyframes updown {
+
+  0%,
+  100% {
+    transform: translateY(100%);
+  }
+
+  50% {
+    transform: translateY(0);
+  }
+}
+
 @-webkit-keyframes bounceIn {
 
   0%,