add new supporter (#534)

Author: Arhell

_includes/sponsors.html

@@ -8,7 +8,10 @@ <h3>Premium Sponsors</h3>
 
         <div class="support">
           <a href="https://somewherewarm.com/" rel="nofollow" class="support-item support-item--premium">
-            <img src="https://images.opencollective.com/somewherewarmgr/f8b567b/logo/256.png" alt="SomewhereWarm" title="SomewhereWarm - Living and breathing all things WooCommerce.">
+            <img src="https://images.opencollective.com/somewherewarmgr/f8b567b/logo/256.png" alt="SomewhereWarm" title="SomewhereWarm - Living and breathing all things WooCommerce." style="padding: 2px">
+          </a>
+          <a href="https://openclassrooms.com/" rel="nofollow" class="support-item support-item--premium">
+            <img src="https://images.opencollective.com/openclassrooms/4ba0094/logo/256.png" alt="OpenClassrooms" title="Fully-online programs and free courses - OpenClassrooms" style="padding: 16px">
           </a>
         </div>
 

_scss/_support.scss

@@ -32,7 +32,10 @@
   }
 
   .support-item--premium {
-    width: 210px;
+    width: 186px;
+    img {
+      background-color: #ffffff;
+    }
   }
 
   .container {