body {
            background-color: #f8f9fa;
            font-family: "Microsoft JhengHei", "MingLiU", sans-serif;
        }
        .envelope {
            background-color: #ffc107;
            border: 4px solid #000;
            padding: 20px;
            margin-bottom: 30px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .envelope-title {
            font-size: 2rem;
            text-align: center;
            margin-bottom: 20px;
            font-weight: bold;
        }
        table {
            border-collapse: collapse;
            width: 100%;
        }
        th, td {
            border: 3px solid #000 !important;
            padding: 8px;
        }
        .total-row {
            font-weight: bold;
            background-color: #ffc107;
        }
        .debt-row {
            font-weight: bold;
        }
        .manifesto {
            background-color: #fff;
            padding: 20px;
            border: 1px solid #dee2e6;
            border-radius: 5px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
            margin-bottom: 30px;
        }
        .manifesto p {
            font-size: 1.2rem;
            line-height: 1.8;
            margin-bottom: 15px;
        }
        .call-to-action {
            font-size: 1.5rem;
            font-weight: bold;
            text-align: center;
            margin-top: 20px;
            color: #dc3545;
        }
        .side-note {
            font-size: 2rem;
            writing-mode: vertical-rl;
            text-orientation: mixed;
            position: absolute;
            left: 30px;
            top: 50px;
            height: 80%;
            font-weight: bold;
            line-height: 1.5;
        }
        .envelope-container {
            position: relative;
            padding-left: 90px;
        }