Added cards for the categories.

Initial batch of categories.

Author: agarcialeon

docs/index.html

@@ -61,9 +61,52 @@ <h2>Awesome Unity Community</h2>
         </div>
 
         <div id="container">
-          <p>Content here</p>
+          <div class="card" style="max-width: 202px;">
+            <!-- Image -->
+            <img class="card-img-top" src="" alt="">
+            <!-- Text Content -->
+            <div class="card-body">
+              <p class="card-text">Shaders</p>
+            </div>
+          </div>
+          
+          <div class="card" style="max-width: 202px;">
+            <!-- Image -->
+            <img class="card-img-top" src="" alt="">
+            <!-- Text Content -->
+            <div class="card-body">
+              <p class="card-text">Scripting</p>
+            </div>
+          </div>
+          
+          <div class="card" style="max-width: 202px;">
+            <!-- Image -->
+            <img class="card-img-top" src="" alt="">
+            <!-- Text Content -->
+            <div class="card-body">
+              <p class="card-text">User Interface (UI)</p>
+            </div>
+          </div>
+          
+          <div class="card" style="max-width: 202px;">
+            <!-- Image -->
+            <img class="card-img-top" src="" alt="">
+            <!-- Text Content -->
+            <div class="card-body">
+              <p class="card-text">Extensibility</p>
+            </div>
+          </div>
+          
+          <div class="card" style="max-width: 202px;">
+            <!-- Image -->
+            <img class="card-img-top" src="" alt="">
+            <!-- Text Content -->
+            <div class="card-body">
+              <p class="card-text">Audio</p>
+            </div>
+          </div>
+          
         </div>
-      </div>
 
       <div id="footer" class="row">
         <p>Made with ❤️ by Unity Community</p>