diff --git a/resources/css/base/generalites.css b/resources/css/base/generalites.css
index 40c7b87..64eaa9c 100644
--- a/resources/css/base/generalites.css
+++ b/resources/css/base/generalites.css
@@ -12,10 +12,15 @@ html {
   font-weight: bold;
 }
 
-*[hidden='true'] {
+*[hidden='true'],
+*[hidden]:not([hidden='false']) {
   @apply !hidden;
 }
 
+section[isLoading] {
+  @apply opacity-30;
+}
+
 details {
   @apply bg-white shadowed rounded-2xl mb-4 px-8 py-6;
   summary {