/* 页面无滚动条 */
html, body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: linear-gradient(180deg, #FFF0F5, #FFE4E1);
    font-family: "Arial", sans-serif;
}

/* 让游戏居中 */
#game-container {
    width: 100vw;
    height: 100vh;
}