* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding: 20px;
    background: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    margin-bottom: 20px;
    color: #333;
}

/* Search Bar */
.search-bar {
    margin-bottom: 15px;
}

.search-bar input {
    width: 100%;
    padding: 12px;
    font-size: 16px;
    border: 2px solid #ddd;
    border-radius: 4px;
}

/* Table */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

th,
td {
    padding: 12px;
    text-align: left;
    border: 1px solid #ddd;
}

th {
    background: #4CAF50;
    color: white;
    font-weight: bold;
}

tr:nth-child(even) {
    background: #f9f9f9;
}

tr:hover {
    background: #f5f5f5;
}

/* Buttons */
button {
    padding: 8px 16px;
    margin: 0 4px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    width: 400px;
}

.modal-content h3 {
    margin-bottom: 15px;
}

.modal-content label {
    display: block;
    margin-top: 10px;
}

.modal-content input {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.modal-actions {
    margin-top: 20px;
    text-align: right;
}

.error {
    color: red;
    font-size: 12px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
}