[index] Remove needless styling

We don't want categories, but stand-alone pages.

content/_index.md

@@ -31,7 +31,7 @@ We believe in the synergy between conscious business, research and coding.
 {{< flexcolumn >}}
 
 {{% div title="Get our help" %}}
-{{% div style="text-align:left;" %}}
+{{% div style="text-align:left" %}}
 - See how [digital tools](portfolio/) can help you.
 - Get [advise](contacts/) on your digitalization.
 - Create your new software [with us](team/).
@@ -39,7 +39,7 @@ We believe in the synergy between conscious business, research and coding.
 {{% /div %}}
 
 {{% div title="Join us" %}}
-{{% div style="text-align:left;justify-content:stretch" %}}
+{{% div style="text-align:left" %}}
 - [Official Blog](blog/) to share our thoughts.
 - [Git repository](https://git.doublefourteen.io/explore/repos) to share our code.
 - IRC on `#doublefourteen`@[Libera.Chat](https://liberachat.net).