Update index.html

index.html

@@ -558,6 +558,24 @@
         animation: waveFlow 4s linear infinite;
         z-index: 2;
     }
+          .wave:nth-child(2) {
+            animation-delay: 1s;
+            opacity: 0.5;
+        }
+        
+        .wave:nth-child(3) {
+            animation-delay: 2s;
+            opacity: 0.3;
+        }
+        
+        @keyframes waveFlow {
+            0% {
+                transform: translateY(-100%);
+            }
+            100% {
+                transform: translateY(100%);
+            }
+        }
     
     /* テクノロジードットの修正 */
     .tech-dots {