○×ゲーム（テンプレートから）（複製）（複製）（アレンジ）（アレンジ）

atomic.studio/s/51473

📄 index.html コードを直接編集して「適用」でプレビューに反映

<div class="min-h-screen bg-zinc-950 text-white"><nav class="flex flex-col md:flex-row items-center justify-center gap-4 md:gap-6 p-4 rounded-2xl shadow-lg" style="background:linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);border:1px solid rgba(255,255,255,0.08)" role="navigation" aria-label="メインナビゲーション"><h2 class="sr-only">メインナビゲーション</h2><button class="flex items-center gap-2 px-5 py-2.5 rounded-xl text-sm font-medium tracking-wide transition-all duration-200 hover:scale-105 focus:outline-none focus:ring-2 focus:ring-cyan-400/60" style="color:#e0e7ff;background-color:rgba(255,255,255,0.04);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,0.06)"><span class="text-lg" aria-hidden="true">🏠</span><span>ホーム</span></button><button class="flex items-center gap-2 px-5 py-2.5 rounded-xl text-sm font-medium tracking-wide transition-all duration-200 hover:scale-105 focus:outline-none focus:ring-2 focus:ring-cyan-400/60" style="color:#e0e7ff;background-color:rgba(255,255,255,0.04);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,0.06)"><span class="text-lg" aria-hidden="true">🔍</span><span>検索</span></button><button class="flex items-center gap-2 px-5 py-2.5 rounded-xl text-sm font-medium tracking-wide transition-all duration-200 hover:scale-105 focus:outline-none focus:ring-2 focus:ring-cyan-400/60" style="color:#e0e7ff;background-color:rgba(255,255,255,0.04);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,0.06)"><span class="text-lg" aria-hidden="true">📢</span><span>お知らせ</span></button><button class="flex items-center gap-2 px-5 py-2.5 rounded-xl text-sm font-medium tracking-wide transition-all duration-200 hover:scale-105 focus:outline-none focus:ring-2 focus:ring-cyan-400/60" style="color:#e0e7ff;background-color:rgba(255,255,255,0.04);backdrop-filter:blur(4px);border:1px solid rgba(255,255,255,0.06)"><span class="text-lg" aria-hidden="true">⚙️</span><span>設定</span></button></nav><div class="flex flex-col justify-center items-center h-screen bg-[#f0f0f0]"><h1 class="text-4xl font-bold text-[#333] md:text-5xl lg:text-6xl">Gen_77358</h1><h2 class="text-2xl font-semibold text-[#555] md:text-3xl lg:text-4xl mt-4">サブタイトル</h2></div></div>