body {
    font-family: Arial, sans-serif;
}
table {
    border-collapse: collapse;
}
th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}
th {
    background-color: #f2f2f2;
    padding: 10px 4px;
}
tr:nth-child(even) {
    background-color: #f9f9f9;
}
.filter-form {
    margin-bottom: 20px;
}
.filter-form label {
    margin-right: 10px;
}
.filter-form input, .filter-form select, .filter-form button {
    margin-right: 10px;
}
.document-link {
    color: green;
}