* {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: 'Segoe UI', 'Microsoft JhengHei', sans-serif;
        }
        
        body {
            background-color: #f9f7f7;
            color: #333;
            line-height: 1.6;
            padding: 20px;
        }
        
        .container {
            max-width: 600px;
            margin: 0 auto;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            overflow: hidden;
        }
        
        .container .topheader {
            background-color: #f8e1e7;
            padding: 20px;
            text-align: center;
            border-bottom: 1px solid #e8c6d0;
        }
        
        .container h3 {
            color: #8a5a7a;
            margin-bottom: 5px;
        }
        
        .subtitlebd {
            color: #a87c94;
            font-size: 14px;
        }
        
        .form-container {
            padding: 25px;
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .container label {
            display: block;
            margin-bottom: 8px;
            color: #666;
            font-weight: 500;
        }
        
        .required::after {
            content: " *";
            color: #e74c3c;
        }
        
        input, select, textarea {
            width: 100%;
            padding: 10px 12px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 16px;
        }
        
        input:focus, select:focus, textarea:focus {
            outline: none;
            border-color: #d4a5b5;
        }
        
        .checkbox-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 10px;
        }
        
        .checkbox-item {
            display: flex;
            align-items: center;
            background-color: #f9f0f3;
            padding: 8px 12px;
            border-radius: 5px;
            border: 1px solid #f0d6e0;
        }
        
        .checkbox-item input {
            width: auto;
            margin-right: 8px;
        }
        
        .form-row {
            display: flex;
            gap: 15px;
        }
        
        .form-row > div {
            flex: 1;
        }
        
        .btn-submit {
            background-color: #d4a5b5;
            color: white;
            border: none;
            padding: 12px 20px;
            font-size: 16px;
            border-radius: 5px;
            cursor: pointer;
            width: 100%;
            transition: background-color 0.3s;
        }
        
        .btn-submit:hover {
            background-color: #c895a9;
        }
        
        .contact-info {
            margin-top: 5px;
            font-weight: 600;
        }
        
        @media (max-width: 600px) {
            .form-row {
                flex-direction: column;
                gap: 0;
            }
            
            body {
                padding: 10px;
            }
        }/* CSS Document */