body {
            font-family: Tahoma, Arial, sans-serif;
            margin: 50px;
            background-color: #f5f5f5;
        }
        .container {
            max-width: 500px;
            margin: 0 auto;
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        .form-group {
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 5px;
            font-weight: bold;
            color: #333;
        }
        select {
            width: 100%;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 14px;
            font-family: inherit;
        }
        select:focus {
            outline: none;
            border-color: #4CAF50;
            box-shadow: 0 0 5px rgba(76,175,80,0.3);
        }
        h1 {
            text-align: center;
            color: #333;
            margin-bottom: 30px;
        }
        form {
            margin: 0;
        }
		.result-area {
            margin-top: 20px;
        }
        textarea {
            width: 100%;
            height: 200px;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: monospace;
            direction: ltr;
        }
        .btn-submit {
            background-color: #4CAF50;
            color: white;
            padding: 10px 20px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 16px;
            margin-top: 10px;
        }
        .btn-submit:hover {
            background-color: #45a049;
        }
        .loading {
            display: none;
            color: #666;
            margin: 10px 0;
        }
		
		        .result-area {
            margin-top: 20px;
        }
        textarea {
            width: 100%;
            height: 300px;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: monospace;
            direction: ltr;
        }
        .btn-submit {
            background-color: #4CAF50;
            color: white;
            padding: 10px 20px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 16px;
            margin-top: 10px;
        }
        .btn-submit:hover {
            background-color: #45a049;
        }
        .btn-submit:disabled {
            background-color: #cccccc;
            cursor: not-allowed;
        }
        .loading {
            display: none;
            color: #666;
            margin: 10px 0;
        }
        .progress {
            display: none;
            margin: 10px 0;
            color: #2196F3;
            font-weight: bold;
        }
        .input-group {
            display: flex;
            gap: 10px;
            align-items: center;
            margin-top: 15px;
        }
        .input-group input {
            flex: 1;
            padding: 8px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 14px;
        }
        .input-group label {
            margin-bottom: 0;
            white-space: nowrap;
        }
        .time-info {
            color: #666;
            font-size: 12px;
            margin-top: 5px;
        }