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-weight: bold;
    line-height: 1;
    height: 20vh;
    font-size: 4em;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.7);
    margin-bottom: 30px;
    line-height: 1.2;
}

#timer>img{
    max-width: 100%;
}

#btn{
    font-size: 25px;
    background-color: rgb(132, 84, 25);
    color: #fff;
    border-radius: 15px;
    padding: 15px 25px;
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1;
    user-select: none;
    cursor: pointer;
    position: fixed;
    right: 15px;
    bottom: 15px;
    z-index: 20;
    transition: 100ms;
}

#btn:hover,
#btn:active{
    background-color: rgb(163, 102, 27);
}

#btn>svg{
    height: 20px;
    transition: transform 100ms 70ms;
}

#btn:hover>svg,
#btn:active>svg{
    transform: translateX(8px);
}

#btn:active{
    transform: scale(0.95);
    opacity: 0.7;
}

#blessing {
    /* font-family: "KaiTi", "STKaiti", serif; */
    /* font-size: 1.5em; */
    font-size: 20px;
    line-height: 1.7;
    text-shadow: 0 0 5px rgba(255, 215, 0, 0.5);
    opacity: 0.9;
    margin-bottom: -20px;
    word-break: keep-all;
}

#border-decoration {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80vw;
    height: 80vh;
    /* border: 2px solid rgba(255, 215, 0, 0.3); */
    z-index: 3;
    padding: 20px;
}

/* .corner {
    position: absolute;
    width: 30px;
    height: 30px;
    border: 2px solid gold;
}

.top-left {
    top: -2px;
    left: -2px;
    border-right: none;
    border-bottom: none;
}

.top-right {
    top: -2px;
    right: -2px;
    border-left: none;
    border-bottom: none;
}

.bottom-left {
    bottom: -2px;
    left: -2px;
    border-right: none;
    border-top: none;
}

.bottom-right {
    bottom: -2px;
    right: -2px;
    border-left: none;
    border-top: none;
} */