diff --git a/hpc_registration.html b/hpc_registration.html
index cd8f51b..671e194 100644
--- a/hpc_registration.html
+++ b/hpc_registration.html
@@ -17,8 +17,9 @@ <h2 id="getting-access-to-cloud-computing-resources">Getting access to
 cloud computing resources</h2>
 <ul class="task-list">
 <li><input type="checkbox" disabled="" />
-<strong>Register/Create JSC account</strong> at
-https://judoor.fz-juelich.de - <a
+<strong>Register/Create JSC account</strong> at <a
+href="https://judoor.fz-juelich.de">https://judoor.fz-juelich.de</a> -
+<a
 href="https://drive.google.com/file/d/1-DfiNBP4Gta0av4lQmubkXIXzr2FW4a-/view"><strong>Video-Howto
 (1:10)</strong></a><ul>
 <li>Click on “Register”</li>
@@ -31,9 +32,8 @@ <h2 id="getting-access-to-cloud-computing-resources">Getting access to
 <strong>Join</strong> the training project
 <strong>training2422</strong><ul>
 <li><input type="checkbox" disabled="" />
-by following this link:<ul>
-<li><strong>https://judoor.fz-juelich.de/projects/join/training2422</strong></li>
-</ul></li>
+by following this link: <a
+href="https://judoor.fz-juelich.de/projects/join/training2422">https://judoor.fz-juelich.de/projects/join/training2422</a></li>
 <li><input type="checkbox" disabled="" />
 <strong>or</strong> by choosing this general approach - <a
 href="https://drive.google.com/file/d/1XdQSdML_jqGqvr_2WXqzlE-G6hiuYE2_/view"><strong>Video-Howto
@@ -61,7 +61,8 @@ <h2 id="getting-access-to-cloud-computing-resources">Getting access to
 <strong>Sign usage agreement online</strong> - <a
 href="https://drive.google.com/file/d/1mEN1GmWyGFp75uMIi4d6Tpek2NC_X8eY/view"><strong>Video-Howto
 (1:13)</strong></a><ul>
-<li>Login to https://judoor.fz-juelich.de</li>
+<li>Login to <a
+href="https://judoor.fz-juelich.de">https://judoor.fz-juelich.de</a></li>
 <li>Scroll to section “Systems”</li>
 <li>Click on “You need to <em>sign the usage agreement</em> to access
 this system”</li>
@@ -77,7 +78,9 @@ <h2 id="getting-access-to-cloud-computing-resources">Getting access to
 </ul></li>
 </ul></li>
 <li><input type="checkbox" disabled="" />
-<strong>Login</strong> at https://jupyter-jsc.fz-juelich.de - <a
+<strong>Login</strong> at <a
+href="https://jupyter-jsc.fz-juelich.de">https://jupyter-jsc.fz-juelich.de</a>
+- <a
 href="https://drive.google.com/file/d/1S8_DaZRjBUOv7S3xT_KO8WFf44BqlR0O/view"><strong>Video-Howto
 (1:34)</strong></a><ul>
 <li>Click on “Login”</li>
diff --git a/hpc_registration.md b/hpc_registration.md
index 07110f8..5a030a3 100644
--- a/hpc_registration.md
+++ b/hpc_registration.md
@@ -19,7 +19,7 @@ title: "From single-cell modeling to large-scale network dynamics with NEST Simu
 
 ## Getting access to cloud computing resources
 
- - [ ] **Register/Create JSC account** at https://judoor.fz-juelich.de - [**Video-Howto (1:10)**](https://drive.google.com/file/d/1-DfiNBP4Gta0av4lQmubkXIXzr2FW4a-/view)
+ - [ ] **Register/Create JSC account** at [https://judoor.fz-juelich.de](https://judoor.fz-juelich.de) - [**Video-Howto (1:10)**](https://drive.google.com/file/d/1-DfiNBP4Gta0av4lQmubkXIXzr2FW4a-/view)
     - Click on "Register"
     - Enter your email address
     - Click on "Send confirmation mail..."
@@ -27,8 +27,7 @@ title: "From single-cell modeling to large-scale network dynamics with NEST Simu
     - Click the confirmation link
 
  - [ ] **Join** the training project **training2422**
-     - [ ] by following this link:
-         - **https://judoor.fz-juelich.de/projects/join/training2422**
+     - [ ] by following this link: [https://judoor.fz-juelich.de/projects/join/training2422](https://judoor.fz-juelich.de/projects/join/training2422)
      - [ ] **or** by choosing this general approach - [**Video-Howto (1:06)**](https://drive.google.com/file/d/1XdQSdML_jqGqvr_2WXqzlE-G6hiuYE2_/view)
      - Login to https://judoor.fz-juelich.de
      - Scroll to section "Projects"
@@ -45,7 +44,7 @@ title: "From single-cell modeling to large-scale network dynamics with NEST Simu
          - systems will be listed in section "Systems"
 
 - [ ] **Sign usage agreement online** - [**Video-Howto (1:13)**](https://drive.google.com/file/d/1mEN1GmWyGFp75uMIi4d6Tpek2NC_X8eY/view)
-     - Login to https://judoor.fz-juelich.de
+     - Login to [https://judoor.fz-juelich.de](https://judoor.fz-juelich.de)
      - Scroll to section "Systems"
      - Click on "You need to _sign the usage agreement_ to access this system"
      - Sign the usage agreement online
@@ -56,7 +55,7 @@ title: "From single-cell modeling to large-scale network dynamics with NEST Simu
      - Shortly after your HPC accounts are prepared you will see 
          - "jupyter-jsc" in the section "Connected Services"
 
-- [ ] **Login** at https://jupyter-jsc.fz-juelich.de - [**Video-Howto (1:34)**](https://drive.google.com/file/d/1S8_DaZRjBUOv7S3xT_KO8WFf44BqlR0O/view)
+- [ ] **Login** at [https://jupyter-jsc.fz-juelich.de](https://jupyter-jsc.fz-juelich.de) - [**Video-Howto (1:34)**](https://drive.google.com/file/d/1S8_DaZRjBUOv7S3xT_KO8WFf44BqlR0O/view)
      - Click on "Login"
      - Login with your new **JSC account**
      - If this is your first login