body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

/* Card container */
.container {
    background: white;
    padding: 25px;
    border-radius: 10px;
    width: 350px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
}

/* Inputs */
input {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
    border-radius: 5px;
    border: 1px solid #ccc;
}

/* Button */
button {
    width: 100%;
    padding: 10px;
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

/* Preview */
.preview {
    margin-top: 20px;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #fafafa;
}