.bod_box {
    width: 100%;
}
.bod_box video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: fill;
}

.cen_box {
    width: 100%;
    height: 100vh;
    display: grid;
    grid-template-rows: 100px 1fr;
    box-sizing: border-box;
}

.head {
    position: relative;
}

.head1_1 {
    text-align: center;
    position: absolute;
    left: 0;
    right: 0;
    top: 16px;
    margin: auto;
    font-weight: bold;
    font-size: 26px;
    letter-spacing: 4px;

    color: transparent;
    background: linear-gradient(to bottom, #98F5FF, #0EC0FF);
    -webkit-background-clip: text;
    background-clip: text;

    overflow: hidden;
    white-space: nowrap;
    animation: move 5s steps(60) forwards;
}

@keyframes move {
    from {
        width: 0;
    }

    to {
        width: 100%;
    }
}

.head2 {
    position: absolute;
    display: flex;
    right: 10%;
    top: 35px;
    bottom: 0;
    font-weight: bold;
    color: #fff;
}

.head2 div:nth-child(1) {
    font-size: 26px;
}

.head2 div:nth-child(2) {
    margin: 0 20px;
    margin-top: 14px;
}

.head2 div:nth-child(3) {
    margin-top: 14px;
}


.head img {
    width: 100%;
    background-size: 100% 100%;
}

.matter {
    width: 100%;
    top: 0;
    bottom: 0;
    margin: auto;
}

.lunType {
    width: 100%;
}

.lunType1_1 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    row-gap: 100px;
    justify-items: center;
}

.lunType2 {
    width: 20vw;
    height: 15vw;
    background-image: url('./img/233.png');
    background-size: 100% 100%;
    color: #fff;
    font-size: 26px;
}

.lunType2 div {
    text-align: center;
    margin: 30px 0 20px;
    font-family: '思源宋体 Light' !important;
}

.lunType2 img {
    width: 110px;
    height: 132px;
    margin: 0 auto;
}

.lunType2:hover {
    color: #00f8b0;
    background-image: url('./img/11.png');
}