Update index.html

index.html

@@ -538,45 +538,44 @@ html, body {
             100% { opacity: 0.8; }
         }
 .wave-container {
-    position: fixed; /* absoluteからfixedに変更 */
+    position: fixed;
     top: 0;
     left: 0;
-    width: 100vw; /* 100%から100vwに変更 */
-    height: 100vh; /* 100%から100vhに変更 */
-    z-index: -1; /* 背景として最背面に */
-    overflow: hidden; /* はみ出た部分を非表示 */
+    width: 100vw;
+    height: 100vh;
+    z-index: -1;
+    overflow: hidden;
 }
     /* グリッド線を最背面に */
-    .grid-lines {
-        position: absolute;
-        top: 0;
-        left: 0;
-        width: 100%;
-        height: 100%;
-        background-image: 
-            linear-gradient(rgba(100, 200, 255, 0.1) 1px, transparent 1px),
-            linear-gradient(90deg, rgba(100, 200, 255, 0.1) 1px, transparent 1px);
-        background-size: 50px 50px;
-        z-index: 1;
-    }
+.grid-lines {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-image: 
+        linear-gradient(rgba(100, 200, 255, 0.1) 1px, transparent 1px),
+        linear-gradient(90deg, rgba(100, 200, 255, 0.1) 1px, transparent 1px);
+    background-size: 50px 50px;
+    z-index: 1;
+}
     
-    /* 波をグリッドの上に */
-    .wave {
-        position: absolute;
-        width: 100%;
-        height: 100%;
-        background: linear-gradient(
-            to bottom,
-            transparent,
-            rgba(100, 200, 255, 0.1) 20%,
-            rgba(100, 200, 255, 0.3) 50%,
-            rgba(100, 200, 255, 0.1) 80%,
-            transparent
-        );
-        opacity: 0.7;
-        animation: waveFlow 4s linear infinite;
-        z-index: 2;
-    }
+.wave {
+    position: absolute;
+    width: 100%;
+    height: 100%;
+    background: linear-gradient(
+        to bottom,
+        transparent,
+        rgba(100, 200, 255, 0.1) 20%,
+        rgba(100, 200, 255, 0.3) 50%,
+        rgba(100, 200, 255, 0.1) 80%,
+        transparent
+    );
+    opacity: 0.7;
+    animation: waveFlow 4s linear infinite;
+    z-index: 2;
+}
           .wave:nth-child(2) {
             animation-delay: 1s;
             opacity: 0.5;