文章缺少了 【wiiuii-prev_next-cover】的 CSS 代码，下面这段就是 ----------------------------- CSS 开始 ----------------------------- /* 文章上一篇/下一篇背景图 */ .content-wrap > .content-layout > .theme-box > .article-nav { height: 100%; } .article-nav > .main-bg.box-body.main-shadow { position: relative; overflow: hidden; height: 100%; } .article-nav > .main-bg.box-body.main-shadow > a { position: absolute; z-index: 2; } .article-nav > .box-body + .box-body > a { right: 15px; } .wiiuii-prev_next-cover { width: 100%; height: 100%; -o-object-fit: cover; object-fit: cover; } .article-nav > .main-bg.box-body.main-shadow::before, .wiiuii-prev_next-cover { position: absolute; top: 0; left: 0; right: 0; bottom: 0; } .article-nav > .main-bg.box-body.main-shadow::before { content: ""; transition: opacity .5s cubic-bezier(.4,.01,.165,.99); z-index: 1; background: var(--main-shadow); -webkit-backdrop-filter: saturate(0) blur(3px); backdrop-filter: saturate(0) blur(3px); } .article-nav > .main-bg.box-body.main-shadow:hover::before { opacity: 0; } ----------------------------- CSS 结束 -----------------------------