body {
    font-family: Arial;
    background: #f5f5f5;
    padding: 20px;
}

.card {
    background: white;
    padding: 15px;
    margin: 10px 0;
    border-radius: 10px;
}

input, textarea {
    width: 100%;
    margin: 5px 0;
    padding: 8px;
}

button {
    padding: 10px;
    background: green;
    color: white;
    border: none;
}