Added some style to the landing page

Gemfile.lock

@@ -75,10 +75,17 @@ GEM
     jbuilder (2.6.0)
       activesupport (>= 3.0.0, < 5.1)
       multi_json (~> 1.2)
+    jquery-datatables-rails (3.4.0)
+      actionpack (>= 3.1)
+      jquery-rails
+      railties (>= 3.1)
+      sass-rails
     jquery-rails (4.2.1)
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
+    jquery-ui-rails (5.0.5)
+      railties (>= 3.2.16)
     json (1.8.3)
     jwt (1.5.4)
     listen (3.0.8)
@@ -211,7 +218,9 @@ DEPENDENCIES
   coffee-rails (~> 4.2)
   devise (= 4.2.0)
   jbuilder (~> 2.5)
+  jquery-datatables-rails (~> 3.4.0)
   jquery-rails
+  jquery-ui-rails
   listen (~> 3.0.5)
   omniauth (= 1.3.1)
   omniauth-google-oauth2 (= 0.4.1)
@@ -228,4 +237,4 @@ DEPENDENCIES
   web-console
 
 BUNDLED WITH
-   1.13.2
+   1.13.5