@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300&display=swap');
html{
    width: 100%;
    height: 100%;
}
body{
    background-color: black;
    color: aliceblue;
    width: 100%;
    height: 100%;
}
.background,
.inner {
    position:absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 750px;
    z-index: -1;
}