body {
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f0f0f0;
    font-family: sans-serif;
    overflow: hidden; /* Prevent scrollbars */
}

.game-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    max-width: 450px; /* Adjust as needed */
    max-height: 800px; /* Adjust as needed */
    overflow: hidden;
    border: 5px solid #ccc;
    /* Disable user selection and callout */
    -webkit-user-select: none; /* Safari */
    -moz-user-select: none; /* Firefox */
    -ms-user-select: none; /* IE10+/Edge */
    user-select: none; /* Standard */
    -webkit-touch-callout: none; /* iOS Safari */
}

#gameCanvas {
    display: block;
    width: 100%;
    height: 100%;
    background-color: transparent;
    /* Prevent default touch actions like zoom and pan on the canvas */
    touch-action: none;
}

#scoreDisplay {
    position: absolute;
    top: 10px;
    left: 10px;
    color: white;
    font-size: 1.5em;
    font-weight: bold;
    z-index: 10;
    /* Also prevent selection on the score for good measure */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}