diff --git a/web/static/numerus.css b/web/static/numerus.css
index 0382025..df427de 100644
--- a/web/static/numerus.css
+++ b/web/static/numerus.css
@@ -374,15 +374,15 @@ input.width-2x {
     color: var(--numerus--color--red);
 }
 
-[lang="en"] textarea:not([required]) + label::after,
-[lang="en"] input:not([required]) + label::after,
-[lang="en"] select:not([required]) + label::after {
+[lang="en"] form:not(.filters) textarea:not([required]) + label::after,
+[lang="en"] form:not(.filters) input:not([required]) + label::after,
+[lang="en"] form:not(.filters) select:not([required]) + label::after {
     content: " (optional)"
 }
 
-[lang="ca"] textarea:not([required]) + label::after, [lang="es"] textarea:not([required]) + label::after,
-[lang="ca"] input:not([required]) + label::after, [lang="es"] input:not([required]) + label::after,
-[lang="ca"] select:not([required]) + label::after, [lang="es"] select:not([required]) + label::after {
+[lang="ca"] form:not(.filters) textarea:not([required]) + label::after, [lang="es"] form:not(.filters) textarea:not([required]) + label::after,
+[lang="ca"] form:not(.filters) input:not([required]) + label::after, [lang="es"] form:not(.filters) input:not([required]) + label::after,
+[lang="ca"] form:not(.filters) select:not([required]) + label::after, [lang="es"] form:not(.filters) select:not([required]) + label::after {
     content: " (opcional)"
 }