body {
    margin: 0;
    overflow: hidden;
    font-family: "Microsoft YaHei", sans-serif;
}

canvas {
    position: fixed;
    top: 0;
    left: 0;
}

#bgCanvas {
    z-index: 1;
}

#fireworkCanvas {
    z-index: 2;
}

#countdown {
    position: relative;
    text-align: center;
    color: #fff;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#timer {
    font-family: "FZShuTi", "STXingkai", "KaiTi", serif;
    font-size: 4em;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.7);
    margin-bottom: 30px;
}

#blessing {
    font-family: "STSong", "SimSun", "FangSong", serif;
    font-size: 1.5em;
    line-height: 1.8;
    text-shadow: 0 0 5px rgba(255, 215, 0, 0.5);
    opacity: 0.9;
    margin-bottom: -20px;
}

#border-decoration {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80vw;
    height: 80vh;
    z-index: 3;
    padding: 20px;
}