.pc-controls-guide{display:block;max-width:520px;color:#a9c4d9;font:13px/1.7 Arial;padding:10px 14px;border:1px solid #31465c;border-radius:9px;background:#152536}.pc-controls-guide:empty{display:none}.cell:focus-visible,.sudoku input:focus-visible,canvas:focus-visible{outline:3px solid #b5ff78;outline-offset:-3px;position:relative;z-index:1}@media(hover:hover) and (pointer:fine){.gameplay{transition:filter .15s,transform .15s}.gameplay:hover{filter:brightness(1.08);transform:translateY(-1px)}.newdialog .tetwrap{max-width:1100px}.newdialog .tetcover p{max-width:520px}.newdialog .tethud{min-height:48px}.newdialog .tetmeta{min-height:30px}}@media(prefers-reduced-motion:reduce){.gameplay{transition:none!important}}