Add initial services content for cloud and backbone

_sass/common/_cards.scss

 .flex-cards {
     display: flex;
     flex-flow: wrap;
-    justify-content: space-evenly;
+    justify-content: flex-start;
 
     margin-top: 0rem;
     margin-bottom: 0rem;
 
     text-align: center;
+
+    @include medium-is-phone {
+        justify-content: space-evenly;
+    }
 }
 
 .card {

assets/img/jumbotrons/desktop/globe.jpeg

+../globe.jpeg
\ No newline at end of file

assets/img/jumbotrons/display_2k/globe.jpeg

+../globe.jpeg
\ No newline at end of file

services/backbone/aai.md

+---
+title: <i class="fas fa-external-link-alt"></i> Helmholtz AAI
+title_image: markus-spiske-PsRUMc7vilg-unsplash.jpg
+layout: services/default
+author: none
+additional_css:
+    - title/service-title-buttons.css
+excerpt:
+  "Seamless Access to Cloud Services for Helmholtz & Friends."
+redirect_to: https://aai.helmholtz.de
+---

services/backbone/fts.md

+---
+title: File Transfer Service
+title_image: globe.jpeg
+layout: services/default
+author: none
+additional_css:
+    - title/service-title-buttons.css
+excerpt:
+  "An FTS based file transfer service connecting Helmholtz research."
+---

services/cloud/helmholtzcloud.md

+---
+title: <i class="fas fa-external-link-alt"></i> Helmholtz Cloud
+title_image: background-cloud.jpg
+layout: services/default
+author: none
+additional_css:
+    - title/service-title-buttons.css
+excerpt:
+  "Browse our cloud services and enjoy seamless access with single-sign on."
+redirect_to: https://cloud.helmholtz.de
+---

services/index.md

@@ -6,7 +6,14 @@ author: none
 
 ---
 
-## Cloud
+HIFIS ensures an excellent information environment for outstanding research
+in all Helmholtz research fields. 
+
+## Software
+The service portfolio of HIFIS Software is structured into 4 different
+components that seamlessly interoperate with each other:
+Education & Training, Technology, Consulting and Community Services.
+
 <div class="flex-cards">
 {%- assign posts = site.pages | where_exp: "item", "item.path contains 'services/software'" -%}
 {% for post in posts -%}
@@ -14,13 +21,13 @@ author: none
 {% endfor -%}
 </div>
 
-## Software
-The service portfolio of HIFIS Software is structured into 4 different
-components that seamlessly interoperate with each other:
-Education & Training, Technology, Consulting and Community Services.
+## Cloud
+The HIFIS Cloud cluster develops the technologies for access, harmonization,
+integration and provisioning of cloud services into the Helmholtz
+Cloud.
 
 <div class="flex-cards">
-{%- assign posts = site.pages | where_exp: "item", "item.path contains 'services/software'" -%}
+{%- assign posts = site.pages | where_exp: "item", "item.path contains 'services/cloud'" -%}
 {% for post in posts -%}
 {% include cards/post_card_image.html post=post excerpt=true %}
 {% endfor -%}
@@ -28,7 +35,7 @@ Education & Training, Technology, Consulting and Community Services.
 
 ## Backbone
 <div class="flex-cards">
-{%- assign posts = site.pages | where_exp: "item", "item.path contains 'services/software'" -%}
+{%- assign posts = site.pages | where_exp: "item", "item.path contains 'services/backbone'" -%}
 {% for post in posts -%}
 {% include cards/post_card_image.html post=post excerpt=true %}
 {% endfor -%}