* {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: Arial, sans-serif;
            line-height: 1.6;
            background-color: #f4f4f4;
        }

        .container {
            width: 80%;
            max-width: 600px;
            margin: 50px auto;
            background-color: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }

        .form-header {
            text-align: center;
            margin-bottom: 20px;
        }

        .form-group {
            margin-bottom: 15px;
        }

        .form-group label {
            display: block;
            margin-bottom: 5px;
            font-weight: bold;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 5px;
        }

        .form-group textarea {
            resize: vertical;
            min-height: 100px;
        }

        .btn {
            display: block;
            width: 100%;
            padding: 10px;
            background-color: #84cbff;
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }

        .btn:hover {
            background-color: #007bff;
        }

        .price-estimate {
            margin-top: 20px;
            padding: 15px;
            background-color: #f9f9f9;
            border-radius: 5px;
        }

        @media (max-width: 600px) {
            .container {
                width: 95%;
                padding: 20px;
            }
        }