<style>
        body {
            font-family: 'Hiragino Sans', 'Noto Sans JP', sans-serif;
            margin: 0;
            background: #f3f3f3;
            color: #333;
        }

        /* --- HEADER --- */
        header {
            background: #2d2f7f;
            color: white;
            padding: 20px;
            text-align: center;
        }

        .title {
            font-size: 80px;
            margin: 0;
        }

        .subtitle {
            font-size: 40px;
            margin: 10px 0;
        }

        nav {
            width: 100%;
        }

        /* 左寄せジャンル選択 */
        .box {
            border: 2px solid #000;
            padding: 8px 15px;
            display: block;
            width: fit-content;
            margin-left: 20px; /* 左へ寄せる */
            background: #fff;
            color: #000;
            font-weight: bold;
            border-radius: 8px;
        }

        /* --- アニメ一覧全体を囲む --- */
        .anime-list-wrapper {
            max-width: 1300px;
            margin: 50px auto;
            padding: 25px;
            background: #ffffff;
            border-radius: 12px;
            box-shadow: 0 3px 12px rgba(0,0,0,0.15);
        }

        .anime-list-wrapper h2 {
            text-align: center;
            margin-bottom: 30px;
        }

        /* --- グリッドで4つ並べる --- */
        .anime-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
        }

        /* --- カードデザイン --- */
        .anime-card {
            background: white;
            border-radius: 12px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.1);
            padding: 5px;
            text-align: center;
        }

        .anime-card img {
            width: 100%;
            border-radius: 8px;
        }
        




        /* --- About --- */
        .about {
            background: #fff;
            padding: 40px 20px;
            text-align: center;
            max-width: 1200px;
            margin: 40px auto;
            border-radius: 12px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.1);
        }

        footer {
            text-align: center;
            padding: 20px;
            background: #2d2f7f;
            color: white;
            margin-top: 40px;
        }
    </style>
