[questions][ui] reduce gap

apps/portal/src/pages/questions/browse.tsx

@@ -486,7 +486,7 @@ export default function QuestionsBrowsePage() {
       <main className="flex flex-1 flex-col items-stretch">
         <div className="flex h-full flex-1">
           <section className="flex min-h-0 flex-1 flex-col items-center overflow-auto">
-            <div className="m-4 flex max-w-3xl flex-1 flex-col items-stretch justify-start gap-8">
+            <div className="m-4 flex max-w-3xl flex-1 flex-col items-stretch justify-start gap-6">
               <ContributeQuestionCard
                 onSubmit={(data) => {
                   const { cityId, countryId, stateId } = data.location;
@@ -502,6 +502,7 @@ export default function QuestionsBrowsePage() {
                   });
                 }}
               />
+              <div className="flex flex-col items-stretch gap-4">
                 <div className="sticky top-0 border-b border-slate-300 bg-slate-50 py-4">
                   <QuestionSearchBar
                     sortOrderValue={sortOrder}
@@ -560,6 +561,7 @@ export default function QuestionsBrowsePage() {
                   )}
                 </div>
               </div>
+            </div>
           </section>
           <aside className="hidden w-[300px] overflow-y-auto border-l bg-white py-4 lg:block">
             <h2 className="px-4 text-xl font-semibold">Filter by</h2>