body {
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background: #ffffff;
    width: 90%;
    max-width: 600px;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
    margin-bottom: 15px;
}

textarea {
    width: 100%;
    min-height: 90px;
    padding: 12px;
    margin-bottom: 12px;
    border-radius: 8px;
    border: 1px solid #ccc;
    resize: vertical;
    font-size: 14px;
}

button {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    cursor: pointer;
}

#generateBtn {
    background: #ff9800;
    color: white;
    margin-bottom: 10px;
}

#copyBtn {
    background: #4caf50;
    color: white;
}