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#475569;--keyboard-guide-line: #cbd5e1;--keyboard-guide-paper: #f8fafc;max-width:66rem;margin-inline:auto;padding-block:clamp(28px,4vw,52px);border-top:1px solid var(--keyboard-guide-line);color:var(--keyboard-guide-ink)}.site-dark-mode .keyboard-tester-guide{--keyboard-guide-ink: #e7ecf4;--keyboard-guide-muted: #b9c6d7;--keyboard-guide-line: #475569;--keyboard-guide-paper: #0f172a}.keyboard-tester-guide h2,.keyboard-tester-guide h3{margin:0;color:var(--keyboard-guide-ink);font-weight:800;line-height:1.15}.keyboard-tester-guide h2{margin-bottom:clamp(16px,3vw,30px);font-size:clamp(1.75rem,4vw,2.875rem);letter-spacing:-.045em}.keyboard-tester-guide h3{margin-bottom:10px;font-size:clamp(1.2rem,2.2vw,1.625rem);letter-spacing:-.03em}.keyboard-tester-guide-grid,.keyboard-tester-guide-related ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(14px,2.5vw,24px)}.keyboard-tester-guide-grid>article{min-width:0;padding:clamp(16px,2.5vw,26px);border:1px solid 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