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10px);transform:translateY(-50%)}.cpdf__railbtn:not(:disabled):hover:after{opacity:1;transition-delay:.22s}[data-theme=dark] .cpdf__railbtn:after{color:#111;background:#e8eaf0}.cpdf-iconbtn{justify-content:center;align-items:center;gap:var(--space-1,4px);min-width:32px;height:32px;color:var(--color-text-secondary,#444);border-radius:var(--radius-md,6px);cursor:pointer;transition:background var(--motion-fast,.12s) var(--ease-out,ease), color var(--motion-fast,.12s) var(--ease-out,ease);background:0 0;border:none;padding:0 6px;display:inline-flex;position:relative}.cpdf__bottom .cpdf-iconbtn:after{content:attr(title);z-index:200;background:var(--color-text,#111);color:#fff;font:500 12px/1.4 var(--font-sans,system-ui, sans-serif);white-space:nowrap;pointer-events:none;opacity:0;border-radius:6px;padding:4px 9px;transition:opacity 60ms;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}.cpdf__bottom 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