#gamebox {
    width: 100%;
    max-width: 100%;
    margin: 8px auto 56px;
    padding: 0;
    overflow: hidden;
    position: relative;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.82);
    border: 1px solid rgba(148, 163, 184, 0.26);
    box-shadow: 0 10px 28px rgba(2, 6, 23, 0.45);
}

#gamemain {
    width: 746px;
    height: 496px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    background-color: #161c1c;
    border: 2px solid #313131;
}
#gameover {
    display: none;
    margin: 0 auto;
    width: 100%;
    height: 100%;
    text-align: center;
    vertical-align: middle;
    position: absolute;
    background-color: rgba(22, 28, 28, 0.95);
    top: 0;
}

#gameover #msg {
    font-family: Arial;
    font-size: 24px;
    color: #ccc;
    margin: 0 auto;
    /*margin-top: 200px;*/
    margin-top: 230px;
}
#restartbtn {
    display: block;
    margin: 16px auto;
    width: 120px;
    padding: 6px;
    background-color: #00BB00;
    font-family: Arial;
    font-size: 24px;
    color: red;
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
}
#gameStatus {
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
    gap: 6px;
    min-height: 38px;
    margin: 0 0 10px;
    padding: 8px 12px;
    font-size: 30px;
    color: #8BC34A;
    font-weight: 700;
    line-height: 1;
    border-radius: 10px;
    background: rgba(2, 6, 23, 0.45);
    white-space: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
}

#gameStatus img {
    display: inline-block;
    width: 25px;
    height: 25px;
    margin-right: 2px;
    vertical-align: middle;
    flex: 0 0 auto;
}

#gameCanvas {
    width: 100%;
    height: auto;
    aspect-ratio: 2 / 1;
    display: block;
    border-radius: 12px;
    background: #87CEEB;
}

@media (max-width: 768px) {
    #gamebox {
        border-radius: 12px;
    }

    #gameStatus {
        font-size: 24px;
        min-height: 34px;
        padding: 8px 10px;
    }

    #gameStatus img {
        width: 22px;
        height: 22px;
    }
}