#minesweeperContainer {
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 360px;     /* Adjust to match the game’s size */
    height: 540px;    /* Adjust as needed */
    border: 1px solid #ccc;
    background-color: #6b6b69; /* The “window” background color */
    z-index: 1000;
    display: none;    /* Hidden by default, shown when icon is clicked */
}

/* The draggable header (title bar) */
#minesweeperHeader {
    width: 100%;
    background: #333;       /* Title bar color */
    color: #fff;            /* Title bar text color */
    padding: 5px 10px;
    cursor: move;           /* Indicate it's draggable */
    box-sizing: border-box;
}

/* The close button (optional) */
#closeMinesweeper {
    font-weight: bold;
}

/* The iframe itself */
#minesweeperFrame {
    width: 100%;
    height: calc(100% - 35px); /* Subtract header height */
    border: none;              /* Remove default iframe border */
    display: block;
}