body {
    background: #1a1b1f;
    overflow-x:hidden;
    font-family: "microsoft yahei", sans-serif;
}

@media (min-width: 769px) {

    #lottie > div:first-child {
        left: 50% !important;
        transform: translateX(-50%) !important;
    }
}

@media (max-width: 768px) {
    #lottie > div:first-child {
        transform: none !important;
        width: 100% !important;
        min-height: 100% !important;
        background: #030f1a;
    }
}

@media (max-width: 420px) {
    #lottie {
        display: block;
    }
}