Add page subtitle

Author: Alaterry8

Wireframe/index.html

@@ -10,7 +10,7 @@
     <header>
       <h1>Wireframe</h1>
       <p>
-        This is the default, provided code and no changes have been made yet.
+        This website contains information about README files, wireframes and Git branches.
       </p>
     </header>
     <main>

Wireframe/style.css

@@ -53,6 +53,7 @@ footer {
   position: fixed;
   bottom: 0;
   text-align: center;
+  
 }
 /* ====== Articles Grid Layout ====
 Setting the rules for how articles are placed in the main element.
@@ -87,3 +88,8 @@ article {
     grid-column: span 3;
   }
 }
+
+.articles {
+  background: #1bf91b29;
+
+}