/* styles.css */
#container {
    display: flex;
    flex-wrap: wrap;
    width: 960px;
    height: 960px;
    margin: 20px auto; /* Added top margin for button space */
}

.square {
    box-sizing: border-box;
    border: 1px solid #ddd;
    background-color: white;
    transition: background-color 0.3s ease;
}

button {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
}