Design du bouton "ajouter un groupe" famille ou foyer fiscal

src/lib/components/situations/SituationEdit.svelte

@@ -479,13 +479,13 @@
             </label>
           </div>
         {/if}
-        <ul>
+        <ul class="ml-4">
           {#each [...iterGroups(situation, groupEntity)] as [groupId, group], index (`${groupEntity.key_plural}.${index}`)}
             <li>
               {#if countGroups(situation, groupEntity) > 1}
                 <div class="flex items-center font-bold mt-4">
                   <div>
-                    {group.name ?? groupId}
+                    {group.name ?? groupId}&nbsp;:
                   </div>
                   <button
                     class="rounded"
@@ -495,7 +495,7 @@
                     type="button"
                   >
                     {#if index > 0}
-                      <div class="">
+                      <div class="ml-4">
                         <!-- Material ui icon : delete -->
                         <svg
                           class="fill-current h-5 w-5 text-gray-500 {isGroupEmpty(
@@ -548,9 +548,23 @@
         </ul>
         {#if countGroups(situation, groupEntity) > 1}
           <button
-            class="bg-le-bleu hover:bg-blue-900 p-1 rounded shadow-md text-white"
+            class="text-black hover:text-le-bleu w-64 ml-2"
             on:click={() => addGroup(groupEntity.key)}
-            type="button">+</button
+            type="button"
+          >
+            <div class="mt-2 text-base  flex items-center">
+              <svg
+                class="fill-current inline mr-1"
+                xmlns="http://www.w3.org/2000/svg"
+                height="18px"
+                viewBox="0 0 24 24"
+                width="18px"
+                fill="#000000"
+                ><path d="M0 0h24v24H0z" fill="none" /><path
+                  d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm5 11h-4v4h-2v-4H7v-2h4V7h2v4h4v2z"
+                /></svg
+              >Ajouter un groupe
+            </div></button
           >
         {/if}
       </section>