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90px}.ghost-btn:hover{color:var(--chalk)}.ghost-btn:hover:before{border-color:var(--chalk-dim)}.ghost-btn:disabled{opacity:.45;cursor:not-allowed}.ghost-btn.ember{color:var(--chalk-ember)}.ghost-btn.ember:before{border-color:#f6ab6373}.nudge{z-index:45;width:46px;height:46px;color:var(--chalk-dim);cursor:pointer;background:0 0;border:0;margin-top:-23px;font-size:22px;line-height:1;transition:color .2s,transform .2s;position:fixed;top:50%}.nudge:hover{color:var(--chalk);transform:scale(1.14)}.nudge:disabled{opacity:.16;cursor:default}.nudge.left{left:8px}.nudge.right{right:8px}@media (max-width:860px){.nudge{display:none}.rail-btn{letter-spacing:.09em;padding:6px 7px 8px;font-size:10px}.rail-btn .idx{margin-right:4px;font-size:9px}.top-bar{gap:8px;padding:0 14px}.ghost-btn{white-space:nowrap;padding:6px 9px;font-size:10px}.hint{display:none}}@media (max-width:430px){.rail-btn 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