Hide question description when correcting to gain screen space

ui/src/components/QuestionHeader.svelte

@@ -10,6 +10,7 @@
  export let question = null;
  export let qid = null;
  export let edit = false;
+ export let nodescription = false;
 </script>
 
 <div class="card-header {className}">
@@ -43,7 +44,7 @@
         </div>
 
         <textarea class="form-control mb-2" bind:value={question.desc_raw} placeholder="Description de la question"></textarea>
-    {:else if question.description}
+    {:else if question.description && !nodescription}
         <p class="card-text mt-2">{@html question.description}</p>
     {/if}
 </div>

ui/src/routes/surveys/[sid]/responses/[rid].svelte

@@ -48,8 +48,14 @@
      }
      cts = cts;
  });
+
+ let nodescription = false;
+ let y = 0;
+ $: nodescription = y > 10;
 </script>
 
+<svelte:window bind:scrollY={y} />
+
 {#await surveyP then survey}
     {#await getQuestion(rid)}
         <div class="text-center">
@@ -82,6 +88,7 @@
             <div class="card sticky-top">
                 <QuestionHeader
                     {question}
+                    nodescription={nodescription}
                 >
                     <button
                         class="btn btn-sm btn-link float-start"