#game-container {
    position: relative;
    border: 3px solid #34495e;
    background-color: #27ae60;
    padding: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    margin-left: auto;
      margin-right: auto;
}

#gameCanvas {
    display: block;
    background-color: #27ae60;
    border-top: 2px solid #fff;
    border-bottom: 2px solid #fff;
     margin-left: auto;
      margin-right: auto;
}

/* When banner is showing, resize container to exactly fit banner */
.banner-active {
    padding: 0 !important;
    border: none !important;
    box-shadow: none !important;
    background-color: transparent !important;
    width: 300px !important;
    height: 100px !important;
}

.banner-active #gameCanvas {
    background-color: transparent;
    border: none;
    display: block;
}

#score {
    position: absolute;
    top: 2px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(44, 62, 80, 0.9);
    color: white;
    font-size: 10px;
    font-weight: bold;
    padding: 1px 6px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
    z-index: 10;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    border: 1px solid #27ae60;
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 40px;
    justify-content: center;
}

.banner-active #score {
    display: none;
}

#score span {
    display: inline-block;
    min-width: 10px;
    text-align: center;
}

#playerScore {
    color: #3498db;
    font-size: 10px;
}

#aiScore {
    color: #e74c3c;
    font-size: 10px;
}

#game-container:hover #gameCanvas {
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}