body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
}

h1 {
    text-align: center;
    margin-top: 20px;
}

.tabs {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.tab-button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    font-size: 16px;
}

.tab-button.active {
    background-color: #0056b3;
}

.tab-button:not(:last-child) {
    margin-right: 5px;
}

.tab-content {
    display: none;
}

h2 {
    text-align: center;
    margin-top: 20px;
}

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

table, th, td {
    border: 1px solid #ddd;
}

th, td {
    padding: 12px;
    text-align: center;
}

thead {
    background-color: #007bff;
    color: white;
}

.highlight {
    font-weight: bold;
    color: #007bff;
    text-align: center;
}

ul {
    list-style-type: none;
    padding: 0;
}

ul li {
    background: #eee;
    margin: 5px 0;
    padding: 10px;
}