/* Cadernos originais: proporções preservadas e seleção acessível por alternativa. */
.unifor-original{margin:0 0 20px}
.unifor-original img{display:block;max-width:100%;width:auto;height:auto;margin:0 auto 12px;border-radius:4px}
.unifor-choice-prompt{font-size:14px;font-weight:700;color:var(--text2);margin:16px 0 8px}
.unifor-letter-choices{display:grid!important;grid-template-columns:repeat(5,minmax(0,1fr))!important;gap:10px!important}
.unifor-letter-choices .ac-alt{display:flex;justify-content:center;align-items:center;min-height:52px;padding:12px!important}
.unifor-letter-choices .ac-alt-letra{font-size:18px}
@media(max-width:540px){.unifor-letter-choices{gap:6px!important}.unifor-letter-choices .ac-alt{min-height:48px;padding:8px!important}}
@media(max-width:900px){body#acervo-root .site-header:not(.is-open) .nav{display:none!important}}