body {
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    margin: 40px auto;
    max-width: 700px;
    padding: 20px;
    border-radius: 8px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
h2 {
    color: #333;
}
a.button, button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #2c89e8;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    margin: 5px 0;
}
a.button:hover, button:hover {
    background-color: #216fd0;
}
form input, form select {
    padding: 10px;
    width: 100%;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 16px;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}
table, th, td {
    border: 1px solid #ccc;
}
th, td {
    padding: 10px;
    text-align: left;
}