body {
            line-height: 1.6;
        }

        .container {
            max-width: 900px;
            margin: 10px auto;
            background: #020617;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0,0,0,0.08);
        }

        h1 {
            text-align: center;
            margin-bottom: 30px;
            color: #ffffff;
        }

        .title {
            margin-top: 30px;
            padding-bottom: 6px;
            border-bottom: 2px solid #ddd;
            color: #ffffff;
        }

        .organize-list {
            margin-top: 15px;
            padding-left: 20px;
        }

        .unorganize-list {
            margin-top: 10px;
            padding-left: 20px;
        }

        .li {
            margin-bottom: 8px;
        }

        .section {
            margin-bottom: 30px;
        }

        .notice {
            margin-top: 25px;
            padding: 15px;
            background-color: #242438;
            border-left: 4px solid #444;
        }