Add empty lines for translation

en/step_1.md

@@ -24,5 +24,7 @@ language: bash
 line_numbers: false
 ---
 sudo apt install python3-flask
+
 --- /code ---
+
 --- /collapse ---

en/step_2.md

@@ -1,6 +1,7 @@
 ## Create the app
 
 --- task ---
+
 Open a terminal and use the `mkdir` command to create a new directory inside your documents folder called `webapp`.
 
 --- code ---
@@ -9,6 +10,7 @@ language: bash
 line_numbers: false
 ---
 mkdir ~/Documents/webapp
+
 --- /code ---
 
 --- /task ---
@@ -23,12 +25,17 @@ language: bash
 line_numbers: false
 ---
 cd ~/Documents/webapp
+
 --- /code ---
+
 --- /task ---
 
 --- task ---
+
 From the **Programming** menu, open **Thonny**.
+
 --- /task ---
+
 --- task ---
 
 Add this Python code into the blank file.
@@ -48,15 +55,20 @@ def index():
 
 if __name__ == '__main__':
     app.run(debug=True, host='0.0.0.0')
+
 --- /code ---
+
 --- /task ---
 
 --- task ---
+
 Save the new file with the name `app.py` inside the `webapp` folder you just created.
+
 --- /task ---
 
 
 --- task ---
+
 Go back to your terminal window and run the script you just wrote:
 
 --- code ---
@@ -65,6 +77,7 @@ language: bash
 line_numbers: false
 ---
 python3 app.py
+
 --- /code ---
 
 --- /task ---
@@ -74,10 +87,13 @@ If everything is working correctly, the window should show you output similar to
 ![pi run web app](images/pi-run-web-app.png)
 
 --- task ---
+
 From your Raspberry Pi's menu, open **Internet** > **Chromium web browser**
+
 --- /task ---
 
 --- task ---
+
 In the address bar, type `localhost:5000` and press <kbd>Enter</kbd>. You should see the welcome page.
 
 --- /task ---

en/step_3.md

@@ -41,6 +41,7 @@ def index():
 @app.route('/cakes')
 def cakes():
     return 'Yummy cakes!'
+
 --- /code ---
 
 --- /task ---

en/step_4.md

@@ -2,12 +2,14 @@
 
 You can use a **template** to give your page a style. The template will use **HyperText Markup Language (HTML)**. 
 
-
 --- task ---
+
 Go to your terminal and press <kbd>Ctrl</kbd> + <kbd>C</kbd> to stop your flask server.
+
 --- /task ---
 
 --- task ---
+
 Create a `templates` directory in your `webapp` directory: 
 
 --- code ---
@@ -16,6 +18,7 @@ language: bash
 line_numbers: false
 ---
 mkdir templates
+
 --- /code ---
 
 --- /task ---
@@ -27,6 +30,7 @@ Go back to **Thonny** and create a new file. Save this file as `index.html` insi
 --- /task ---
 
 --- task ---
+
 Add this code to `index.html` and **save** your changes.
 
 --- code ---
@@ -39,6 +43,7 @@ line_numbers: true
 <h1>My website</h1>
 </body>
 </html>
+
 --- /code ---
 
 ![A new file called index.html containing the code above](images/html-file.png)
@@ -47,8 +52,6 @@ line_numbers: true
 
 --- task ---
 
-
-
 --- /task ---
 
 --- task ---
@@ -61,11 +64,13 @@ language: python
 line_numbers: true
 ---
 from flask import Flask, render_template
+
 --- /code ---
 
 --- /task ---
 
 --- task ---
+
 Change the `index()` route to use your `index.html` HTML template:
 
 --- code ---
@@ -78,6 +83,7 @@ line_highlights: 7
 @app.route('/')
 def index():
     return render_template('index.html')
+
 --- /code ---
 
 --- /task ---
@@ -92,6 +98,7 @@ language: bash
 line_numbers: false
 ---
 python3 app.py
+
 --- /code ---
 
 --- /task ---

en/step_5.md

@@ -18,6 +18,7 @@ language: bash
 line_numbers: false
 ---
 cd ~/Documents/webapp
+
 --- /code ---
 
 --- /task ---
@@ -32,6 +33,7 @@ language: bash
 line_numbers: false
 ---
 mkdir static
+
 --- /code ---
 
 --- /task ---
@@ -55,6 +57,7 @@ body {
     background: beige;
     color: blue;
 }
+
 --- /code ---
 
 --- /task ---
@@ -78,7 +81,9 @@ line_highlights: 2-4
 <h1>My website</h1>
 </body>
 </html>
+
 --- /code ---
+
 --- /task ---
 
 --- task ---
@@ -106,4 +111,5 @@ Make sure your `webapp` project directory contains the following files and has t
     └── index.html
     └── cakes.html
 ```
+
 --- /collapse ---

en/step_6.md

@@ -22,6 +22,7 @@ def index():
 @app.route('/hello/<name>')
 def hello(name):
     return render_template('page.html', name=name)
+
 --- /code ---
 
 --- /task ---
@@ -40,6 +41,7 @@ line_numbers: true
 <h1>Hello {{ name }}!</h1>
 </body>
 </html>
+
 --- /code ---
 
 --- /task ---
@@ -57,6 +59,7 @@ Try replacing `Paul` in the address bar with a different name!
 --- /task ---
 
 --- task ---
+
 Open your `index.html` template and add a link to the hello page under the heading.
 
 --- code ---
@@ -68,6 +71,7 @@ line_highlights: 7
 ---
 <h1>My website</h1>
 <a href="/hello/paul">Hi Paul</a>
+
 --- /code ---
 
 --- /task ---

en/step_7.md

@@ -1,17 +1,25 @@
 ## Challenge
 
 --- task ---
+
 Add another route for your website.
+
 --- /task ---
 
 --- task ---
+
 Look up some **hex codes** for other colours you could use in your CSS.
+
 --- /task ---
 
 --- task ---
+
 Look up some more HTML tags to use in your templates.
+
 --- /task ---
 
 --- task ---
+
 Use dynamic content in another way in your website.
+
 --- /task ---