.container {
            background-color: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            padding: 30px;
            text-align: center;
        }
        
        h1 {
            color: #2c3e50;
            margin-bottom: 20px;
            font-size: 2.2rem;
        }
        
        .description {
            color: #7f8c8d;
            margin-bottom: 30px;
            font-size: 1rem;
            line-height: 1.6;
        }
        
        .quote-container {
            background-color: #f8f9fa;
            border-radius: 10px;
            padding: 25px;
            margin-bottom: 30px;
            min-height: 150px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.05);
            border-left: 5px solid #3498db;
        }
        
        .quote-text {
            font-size: 1.4rem;
            line-height: 1.6;
            color: #2c3e50;
            margin-bottom: 15px;
        }
        
        .quote-category {
            color: #7f8c8d;
            font-size: 0.9rem;
            font-style: italic;
        }
        
        .loading {
            color: #7f8c8d;
            font-size: 1.2rem;
        }
        
        .error {
            color: #e74c3c;
            font-size: 1.2rem;
        }
        
        .controls {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            margin-bottom: 30px;
        }
        
        button {
            background-color: #3498db;
            color: white;
            border: none;
            border-radius: 50px;
            padding: 12px 25px;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 6px rgba(50, 50, 93, 0.11), 0 1px 3px rgba(0, 0, 0, 0.08);
        }
        
        button:hover {
            background-color: #2980b9;
            transform: translateY(-2px);
            box-shadow: 0 7px 14px rgba(50, 50, 93, 0.1), 0 3px 6px rgba(0, 0, 0, 0.08);
        }
        
        button:active {
            transform: translateY(1px);
        }
        
        button.copy {
            background-color: #2ecc71;
        }
        
        button.copy:hover {
            background-color: #27ae60;
        }
        
        .category-selector {
            margin-bottom: 20px;
        }
        
        select {
            padding: 10px 15px;
            border-radius: 8px;
            border: 1px solid #ddd;
            font-size: 1rem;
            width: 100%;
            max-width: 300px;
            background-color: white;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
        }
        
        .footer {
            margin-top: 20px;
            color: #95a5a6;
            font-size: 0.9rem;
        }
        
        @media (max-width: 600px) {
            .container {
                padding: 20px;
            }
            
            h1 {
                font-size: 1.8rem;
            }
            
            .quote-text {
                font-size: 1.2rem;
            }
            
            .controls {
                flex-direction: column;
                align-items: center;
            }
            
            button {
                width: 100%;
                max-width: 250px;
            }
        }