изменил тэг div на aside

index.html

@@ -108,9 +108,9 @@
           </div>
         </div>
 
-        <div class="block-left">Aside1</div>
+        <aside class="aside-left">Aside1</aside>
 
-        <div class="block-right">Aside2</div>
+        <aside class="aside-right">Aside2</aside>
       </main>
 
       <footer class="footer">

style/style.css

@@ -125,14 +125,14 @@ h1{
 
 
 
-.block-left{
+.aside-left{
     background: rgb(215, 153, 187);
     width: 210px;
     order: 1;
     padding-top: 10px;
 }
 
-.block-right{
+.aside-right{
     background: rgb(148, 178, 201);
     width: 210px;
     order: 3;