reword prompt for creating an identifier on the start screen

src/views/StartView.vue

@@ -4,7 +4,7 @@
     class="p-6 pb-24 min-h-screen flex flex-col justify-center"
   >
     <!-- Breadcrumb -->
-    <div class="mb-8">
+    <div>
       <!-- Back -->
       <div class="text-lg text-center font-light relative px-7">
         <h1
@@ -23,20 +23,28 @@
 
     <!-- id used by puppeteer test script -->
     <div id="start-question" class="mt-8">
-      <p class="text-center text-xl mb-4 font-light">
-        Do you have an identifier to import?
+      <p class="text-center text-xl font-light">
+        Do you want a new identifier of your own?
+      </p>
+      <p class="text-center font-light">
+        If you haven't used this before, click "Yes" to generate a new
+        identifier.
+      </p>
+      <p class="text-center mb-4 font-light">
+        Only click "No" if you have a seed of 12 or 24 words generated
+        elsewhere.
       </p>
       <a
         @click="onClickYes()"
         class="block w-full text-center text-lg uppercase bg-blue-600 text-white px-2 py-3 rounded-md"
       >
-        No
+        Yes
       </a>
       <a
         @click="onClickNo()"
         class="block w-full text-center text-md uppercase bg-slate-500 text-white px-1.5 py-2 rounded-md mt-2"
       >
-        Yes
+        No
       </a>
       <a
         v-if="numAccounts > 0"