Added image descriptions.

views/home.handlebars

@@ -8,7 +8,7 @@
           height="389"
           src="/images/poser-illustrations/Files/PNG with transparency/Illustration 6.png"
           class=""
-          alt="..."
+          alt="A vector illustration of a person looking at sheets of paper, smiling, with their back turned to the viewer."
         />
       </div>
       <div class="col-sm-12 col-md-6">

views/how-to-export.handlebars

@@ -48,7 +48,7 @@
           height="153"
           src="/images/poser-illustrations/Files/PNG with transparency/Illustration 9.png"
           class="sticky-top mw-100"
-          alt="..."
+          alt="An illustration of a person with long hair sitting at a desk, smiling and looking at a computer, with their finger hovering over a button."
         />
       </div>
       <div class="col-sm-12 text-center">

views/privacy-policy.handlebars

@@ -20,7 +20,7 @@
           height="366"
           src="/images/poser-illustrations/Files/PNG with transparency/Illustration 12.png"
           class="sticky-top mw-100"
-          alt="..."
+          alt="An illustration of a person with glasses sitting on a bar stool with a laptop in their lap. They're smiling while using the computer."
         />
       </div>
       <div class="col-sm-12 text-center">