body {
    font-family: 'Tahoma', 'Arial', sans-serif;
    background: #f8f9fa;
    margin: 0;
    padding: 20px;
    color: #222;
}
h1, h2 {
    color: #0056b3;
}
table {
    border-collapse: collapse;
    background: #fff;
    width: 100%;
    margin-bottom: 20px;
}
th, td {
    border: 1px solid #ddd;
    padding: 8px;
}
th {
    background: #e9ecef;
}
a {
    color: #007bff;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
button, input[type="submit"] {
    background: #007bff;
    color: #fff;
    border: none;
    padding: 6px 16px;
    border-radius: 4px;
    cursor: pointer;
}
form label {
    display: block;
    margin: 8px 0 4px;
}
img {
    vertical-align: middle;
}