body {
    font-family: Arial, sans-serif;
    margin: 20px;
}
input, textarea {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
}
button {
    padding: 10px 15px;
    background: #007BFF;
    color: white;
    border: none;
    cursor: pointer;
}
table {
    width: 100%;
    border-collapse: collapse;
}
th, td {
    padding: 8px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}