body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f7f6;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.container {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    max-width: 500px;
    width: 90%;
    text-align: center;
}

h1 {
    margin-top: 0;
    color: #e52d27;
}

input[type="text"] {
    width: 90%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 16px;
    outline: none;
}

input[type="text"]:focus {
    border-color: #e52d27;
}

button {
    background-color: #e52d27;
    color: white;
    border: none;
    padding: 12px 20px;
    font-size: 16px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.3s ease;
    width: 95%;
}

button:hover {
    background-color: #cc241e;
}

button:disabled {
    background-color: #fca09d;
    cursor: not-allowed;
}

#output-container {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

#result-img {
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    margin-bottom: 15px;
}

#copy-btn {
    background-color: #4CAF50;
}

#copy-btn:hover {
    background-color: #45a049;
}

.error {
    color: red;
    font-size: 14px;
    margin-top: 10px;
}

.success {
    color: #4CAF50;
    font-size: 14px;
    margin-top: 10px;
    font-weight: bold;
}