For the next step, we will need to create a style sheet where we can copy the code. 

Process:

With Notepad open, click New. 

Copy  the code this code:
*{ font-family: sans-serif; } h1,h4{ text-align: center; } #me{ position: relative; width: 50%; margin: 0 auto; display: block; } #me video{ position: relative !important; } #remote-container{ display: flex; } #remote-container video{ height: auto; position: relative !important; }
Paste the code into the text editor. 

Click File. 

Click Save As. 

Select the Style folder in order to save the file into this folder. 

In the File name field, type style.css.

Click the Save as type drop-down menu, and select All files.

Click Save.