body {
    position: relative;
}

.jinxi__nav {
    position: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 130px;
    background-color: rgba(0, 0, 0, .3);
    left: 0;
    top: 0;
    z-index: 100;
}

.jinxi__nav__item {
    width: 96px;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 56px;
}

.jinxi__nav__item__active {
    background-color: #91172e;
}

.jinxi__nav__item div {
    width: 1em;
    color: #ffffff;
}