fix: renabled disappeared advanced menu

Author: MathJud

demo/playground/domain_manager.css

@@ -52,11 +52,11 @@ ul#domain-list {
     transition: .5s ease-in-out;
 }
 
-#domain-advanced.hidden #domain-advanced-toggle span.fa-solid {
+#domain-advanced.reduced #domain-advanced-toggle span.fa-solid {
     transform: rotate(-90deg);
 }
 
-#domain-advanced.hidden #domain-advanced-container {
+#domain-advanced.reduced #domain-advanced-container {
     display: none;
 }
 

demo/playground/domain_manager.html

@@ -88,11 +88,11 @@ <h2>Your Domains</h2>
 					<input type="submit" value="Request" class="submit"/>
 				</form>
 			</div>
-			<div id="domain-advanced" class="hidden">
+			<div id="domain-advanced" class="reduced">
 				<script>
 					function advanced_toggle() {
 						const element = document.getElementById('domain-advanced')
-						element.classList.toggle('hidden')
+						element.classList.toggle('reduced')
 						return false;
 					}
 				</script>