Implement design review changes

src/components/Tile.scss

@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-@import "../color-scheme";
+@import '../color-scheme';
 
 .tile {
     background-color: $background;
@@ -30,4 +30,5 @@ limitations under the License.
     p {
         color: $grey;
     }
+    transition: width 2s, height 2s, transform 2s;
 }