._threeGrid_lv2on_2,._twoGrid_lv2on_3,._fourGrid_lv2on_4{display:grid;gap:8px}._threeGrid_lv2on_2{grid-template-columns:repeat(3,minmax(0,1fr))}._twoGrid_lv2on_3{grid-template-columns:repeat(2,minmax(0,1fr))}._fourGrid_lv2on_4{grid-template-columns:repeat(4,minmax(0,1fr))}._card_lv2on_21{border:1px solid #d5e0e0;border-radius:8px;padding:6px 8px;-moz-column-break-inside:avoid;break-inside:avoid}._section_lv2on_28{margin:12px 0 6px;font-size:.95rem;font-weight:700}._picture_lv2on_34,._dotRows_lv2on_35,._plates_lv2on_36{display:block;width:100%;height:auto;margin:4px auto}._picture_lv2on_34{max-height:64px}._dotRows_lv2on_35{max-width:190px}._plates_lv2on_36{max-height:64px}._familyRow_lv2on_55{display:flex;gap:10px;align-items:center}._triangle_lv2on_61{flex:0 0 40%;width:40%;height:auto}._equation_lv2on_67{margin:4px 0 0;line-height:2;font-variant-numeric:tabular-nums}._equationCard_lv2on_73{font-size:1.05rem;padding:10px 8px;font-variant-numeric:tabular-nums}._blank_lv2on_79{display:inline-block;border-bottom:1.5px solid currentColor;height:1.1em;vertical-align:baseline}._box_lv2on_86{display:inline-block;min-width:2em;height:1.5em;border:1.5px solid currentColor;border-radius:3px;vertical-align:middle;text-align:center;line-height:1.4em}._answer_lv2on_97{color:#166534;font-weight:700}@media(max-width:640px){._threeGrid_lv2on_2,._fourGrid_lv2on_4{grid-template-columns:repeat(2,minmax(0,1fr))}._twoGrid_lv2on_3{grid-template-columns:1fr}}@media(max-width:420px){._threeGrid_lv2on_2{grid-template-columns:1fr}}@media print{._threeGrid_lv2on_2,._twoGrid_lv2on_3,._fourGrid_lv2on_4{gap:2.5mm}._threeGrid_lv2on_2{grid-template-columns:repeat(3,minmax(0,1fr))}._twoGrid_lv2on_3{grid-template-columns:repeat(2,minmax(0,1fr))}._fourGrid_lv2on_4{grid-template-columns:repeat(4,minmax(0,1fr))}._card_lv2on_21{padding:1.5mm 2.5mm;border-color:#777;font-size:10pt}._equationCard_lv2on_73{font-size:11pt;padding:2.5mm}._section_lv2on_28{margin:3mm 0 1.5mm;font-size:10.5pt}._picture_lv2on_34,._plates_lv2on_36{max-height:15mm}._dotRows_lv2on_35{max-height:16mm}._triangle_lv2on_61{max-height:30mm}}