.site-header {
    text-align: center;
    padding: 20px;
    background-color: #222;
    color: white;
}

.site-header nav a {
    margin: 0 15px;
    font-size: 25px;
    color: white;
    text-decoration: none;
}

.site-header nav a:hover {
    color: white;
    text-decoration: underline;
}

.game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-top: 35px;
}

.grid {
    width: 606px;
    height: 606px;
    display: flex;
    flex-wrap: wrap;
}

.square {
    height: 200px;
    width: 200px;
    border: solid black 1px;
}

.mole {
    background-image: url('mole.jpg');
    background-size: cover;
}