body {
    font-family: Arial, sans-serif;
    background-color: #f7f7f7;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    text-align: center;
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 2em;
}

select, input, button {
    margin: 10px;
    padding: 10px;
    font-size: 1em;
}

#gameIdsContainer {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.game-id-box {
    background-color: #ddd;
    padding: 10px;
    margin: 5px;
    border-radius: 4px;
    cursor: pointer;
    width: 100px;
    text-align: center;
}

.game-id-box:hover {
    background-color: #ccc;
}

.game-slot {
    margin-bottom: 10px;
}