body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
}

nav {
    background-color: #333;
    padding: 10px;
    text-align: center;
}

nav button {
    background-color: #555;
    color: white;
    border: none;
    padding: 10px 20px;
    margin: 0 5px;
    cursor: pointer;
    font-size: 16px;
}

nav button:hover {
    background-color: #777;
}

main {
    padding: 20px;
}

.hidden {
    display: none;
}

h1, h2, h3 {
    text-align: center;
}

#team-info, #calendar, #ranking, #player-roster, #team-stats, #team-schedule, #team-history {
    margin-top: 20px;
}

.small-btn {
    font-size: 12px;
    padding: 5px 10px;
    margin-left: 10px;
    cursor: pointer;
}