*{box-sizing:border-box}
.scribd-reader-ui{
 width:100%;
 height:100vh;
 display:flex;
 flex-direction:column;
 background:#f5f5f5;
 position:relative;
}
.scribd-reader-ui.dark{background:#121212}
.topbar,.bottombar{
 height:48px;
 background:#fff;
 display:flex;
 align-items:center;
 padding:0 10px;
 gap:8px;
 border-bottom:1px solid #ddd;
}
.scribd-reader-ui.dark .topbar,
.scribd-reader-ui.dark .bottombar{background:#1e1e1e;color:#fff}
.viewer{
 flex:1;
 position:relative;
 display:flex;
 align-items:center;
 justify-content:center;
 background:#e5e5e5;
}
.scribd-reader-ui.dark .viewer{background:#000}
.viewer canvas{background:#fff;max-width:100%;max-height:100%}
.tap{position:absolute;top:0;bottom:0;width:30%}
.tap.left{left:0}
.tap.right{right:0}
#slider{flex:1}
.toc-panel{
 position:absolute;
 top:48px;bottom:48px;left:0;
 width:260px;
 background:#fff;
 overflow:auto;
 display:none;
 z-index:10;
}
.scribd-reader-ui.dark .toc-panel{background:#1e1e1e;color:#fff}
.toc-panel.show{display:block}
.toc-panel div{padding:10px;border-bottom:1px solid #eee;cursor:pointer}
.download{text-decoration:none}