body {
    font-family: 'Arial', sans-serif;
    background-color: #f7f7f7;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #333;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

th {
    background-color: #3498db;
    color: #fff;
}

a {
    text-decoration: none;
    color: #3498db;
    cursor: pointer;
}

form {
    margin-top: 20px;
}

label, input, button {
    margin-bottom: 10px;
}

button {
    background-color: #3498db;
    color: #fff;
    padding: 8px 12px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}