/* 新增splash样式控制 */
#splash {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: black;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

#splash img {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
}

/* 竖屏时的旋转样式 */
@media screen and (orientation: portrait) {
    #splash {
        transform: rotate(90deg);
        width: 100vh;
        height: 100vw;
        top: 50%;
        left: 50%;
        transform-origin: center center;
        margin-top: -50vw;
        margin-left: -50vh;
    }
}