body {
font-family: Arial, sans-serif;
margin: 40px;
background: #f4f4f4;
}


h1 {
color: #333;
}


button {
padding: 10px 20px;
background: #333;
color: white;
border: none;
cursor: pointer;
}


button:hover {
background: #555;
}


label {
font-weight: bold;
}