#loading{bottom:0;left:0;position:fixed;right:0;top:0;z-index:9999;background-color:#f4f5f5;pointer-events:none;}.loader-inner{will-change:transform;width:40px;height:40px;position:absolute;top:50%;left:50%;margin:-20px 0 0 -20px;background-color:#3742fa;border-radius:50%;animation:scaleout 0.6s infinite ease-in-out forwards;text-indent:-99999px;z-index:999991;}@keyframes scaleout{0%{transform:scale(0);opacity:0;}40%{opacity:1;}100%{transform:scale(1);opacity:0;}}

html body, 
body.custom-body {
    //background-image: url('https://picui.ogmua.cn/s1/2026/03/08/69ad1acee577e.webp') !important;
    background-repeat: no-repeat !important;
    background-attachment: fixed !important;
    background-position: center center !important;
    /* 关键属性：覆盖。图片会被裁剪，但绝无留白。 */
    background-size: cover !important;
    /* 确保背景层在最底层 */
    background-color: transparent !important;
}