.dv[data-astro-cid-boktbqod]{padding-left:var(--page-margin);padding-right:var(--page-margin);max-width:1920px;margin:0 auto}.stiffening[data-astro-cid-boktbqod]{align-items:center;padding-top:6px;padding-bottom:6px;display:flex}.stiffening[data-astro-cid-boktbqod] .lab[data-astro-cid-boktbqod]{opacity:.7;white-space:nowrap}.dots[data-astro-cid-boktbqod]{flex:auto;justify-content:space-between;align-items:center;margin:0 16px;display:flex}.dot[data-astro-cid-boktbqod]{border:3px solid var(--accent);background:0 0;border-radius:50%;width:18px;height:18px;display:block;position:relative}.dot-core[data-astro-cid-boktbqod]{background:var(--accent);border-radius:50%;position:absolute;top:0;bottom:0;left:0;right:0}.braille[data-astro-cid-boktbqod]{flex-wrap:wrap;align-items:center;padding-top:8px;padding-bottom:8px;display:flex}.cells[data-astro-cid-boktbqod]{display:flex}.cell[data-astro-cid-boktbqod]{grid-template-columns:repeat(2,12px);grid-auto-rows:12px;margin-right:18px;display:grid}.bd[data-astro-cid-boktbqod]{border:2px solid var(--accent);opacity:.35;border-radius:50%;width:8px;height:8px}.bd[data-astro-cid-boktbqod].is-on{background:var(--accent);opacity:1}.braille[data-astro-cid-boktbqod] .note[data-astro-cid-boktbqod]{color:var(--accent);margin-left:8px}.signal[data-astro-cid-boktbqod]{flex-wrap:wrap;align-items:center;margin:0;padding-top:8px;padding-bottom:8px;list-style:none;display:flex}.step[data-astro-cid-boktbqod]{align-items:center;margin-bottom:6px;display:flex}.wire[data-astro-cid-boktbqod]{background:var(--accent);width:44px;height:3px;margin:0 12px;display:block}.ground[data-astro-cid-boktbqod]{background-image:repeating-linear-gradient(to right, var(--ink) 0 10px, transparent 10px 22px), repeating-linear-gradient(to right, var(--ink) 0 4px, transparent 4px 96px);background-position:0 6px,0 0;background-repeat:repeat-x,repeat-x;background-size:100% 3px,100% 14px;height:16px;margin-top:6px;margin-bottom:6px;animation:2.4s linear infinite ground-run}@keyframes ground-run{0%{background-position:0 6px,0 0}to{background-position:-22px 6px,-96px 0}}@media (prefers-reduced-motion:reduce){.ground[data-astro-cid-boktbqod]{animation:none}}.tape[data-astro-cid-boktbqod]{align-items:center;padding-top:14px;padding-bottom:14px;display:flex}.tape-rule[data-astro-cid-boktbqod]{background:var(--accent);flex:auto;height:5px}.tape-end[data-astro-cid-boktbqod]{border-left:5px solid var(--accent);border-top:5px solid var(--accent);border-bottom:5px solid var(--accent);flex:none;width:26px;height:26px}.tape-end[data-astro-cid-boktbqod].is-r{border-left:0;border-right:5px solid var(--accent)}@media (min-width:64em){.dot[data-astro-cid-boktbqod]{width:26px;height:26px}.cell[data-astro-cid-boktbqod]{grid-template-columns:repeat(2,18px);grid-auto-rows:18px;margin-right:26px}.bd[data-astro-cid-boktbqod]{width:12px;height:12px}.wire[data-astro-cid-boktbqod]{width:90px;margin:0 20px}.braille[data-astro-cid-boktbqod] .note[data-astro-cid-boktbqod]{margin-left:20px}}