diff --git a/doc.zih.tu-dresden.de/docs/jobs_and_resources/alpha_centauri.md b/doc.zih.tu-dresden.de/docs/jobs_and_resources/alpha_centauri.md
index 861edaaf4af9d800f0677badf2ebdecd4e50055a..7d0e1d52645dd1e81b929bc7f5e1963eff157507 100644
--- a/doc.zih.tu-dresden.de/docs/jobs_and_resources/alpha_centauri.md
+++ b/doc.zih.tu-dresden.de/docs/jobs_and_resources/alpha_centauri.md
@@ -1,6 +1,7 @@
 # GPU Cluster Alpha Centauri
 
 ## Overview
+
 The multi-GPU cluster `Alpha Centauri` has been installed for AI-related computations (ScaDS.AI).
 
 ## Details
diff --git a/doc.zih.tu-dresden.de/docs/jobs_and_resources/hardware_overview.md b/doc.zih.tu-dresden.de/docs/jobs_and_resources/hardware_overview.md
index a7ad6bad6040e0cd8045c604cff1b19b85e65610..6f3f3d18543d58d3f65979f193746aa84cc03ea2 100644
--- a/doc.zih.tu-dresden.de/docs/jobs_and_resources/hardware_overview.md
+++ b/doc.zih.tu-dresden.de/docs/jobs_and_resources/hardware_overview.md
@@ -38,7 +38,6 @@ HPC resources at ZIH comprise a total of the **six systems**:
 All clusters will run with their own [Slurm batch system](slurm.md) and job submission is possible
 only from their respective login nodes.
 
-
 ## Login and Dataport Nodes
 
 - Login-Nodes
diff --git a/doc.zih.tu-dresden.de/docs/jobs_and_resources/overview.md b/doc.zih.tu-dresden.de/docs/jobs_and_resources/overview.md
index 8bf2ec7c9a5d4ec47fa1318b8e0d6118844f4cdb..af0b4d3af8bacdf066934664792f4621eb5614ee 100644
--- a/doc.zih.tu-dresden.de/docs/jobs_and_resources/overview.md
+++ b/doc.zih.tu-dresden.de/docs/jobs_and_resources/overview.md
@@ -17,7 +17,7 @@ components.
 
 ## Selection of Suitable Hardware
 
-The six clusters 
+The six clusters
 [`Barnard`](barnard.md),
 [`Alpha Centauri`](alpha_centauri.md),
 [`Capella`](capella.md),
diff --git a/doc.zih.tu-dresden.de/docs/jobs_and_resources/power9.md b/doc.zih.tu-dresden.de/docs/jobs_and_resources/power9.md
index 600174f79c0bc3f69154b0daebc3726499322150..fe95ea34406d1afab6cd0b2e42a46602b8090bd2 100644
--- a/doc.zih.tu-dresden.de/docs/jobs_and_resources/power9.md
+++ b/doc.zih.tu-dresden.de/docs/jobs_and_resources/power9.md
@@ -19,7 +19,6 @@ partition `power` within the now decommissioned `Taurus` system. With the decomm
 - Operating system: Alma Linux 8.7
 - Further information on the usage is documented below
 
-
 ## Usage
 
 If you want to use containers on `Power9`, please refer to the page
@@ -35,7 +34,6 @@ support that allows a total bandwidth with up to 300 GB/s. Each node on the
 cluster `Power9` has six Tesla V100 GPUs. You can find a detailed specification of the cluster in our
 [Power9 documentation](../jobs_and_resources/hardware_overview.md).
 
-
 !!! note
 
     The cluster `power` is based on the Power9 architecture, which means that the software built
diff --git a/doc.zih.tu-dresden.de/docs/software/machine_learning.md b/doc.zih.tu-dresden.de/docs/software/machine_learning.md
index c519b824b208ee0e75121c8a1bc3490e7a0bcb42..85536daeb52c311b70d0641e5581719d31f2938f 100644
--- a/doc.zih.tu-dresden.de/docs/software/machine_learning.md
+++ b/doc.zih.tu-dresden.de/docs/software/machine_learning.md
@@ -4,9 +4,7 @@ This is an introduction of how to run machine learning applications on ZIH syste
 For machine learning purposes, we recommend to use the cluster `Alpha`, `Capella` and/or `Power9`.
 The hardware specification of each cluster can be found in the [overview](../jobs_and_resources/hardware_overview.md)
 
-
-
-### Modules
+## Modules
 
 The way of loading modules is identical on each cluster. Here we show an example
  on the cluster `alpha` how to load the module environment:
@@ -14,10 +12,11 @@ The way of loading modules is identical on each cluster. Here we show an example
 ```console
 marie@alpha$ module load release/23.04
 ```
+
 !!! note
-    
+
     Software and their available versions may differ among the clusters. Check the available
-     modules with `module spider <module_name>`
+    modules with `module spider <module_name>`
 
 ## Machine Learning via Console