How to Hide Quick Launch in SharePoint 2013 Page

In this code you will see how to hide quick launch in SharePoint 2013 page. Add a script editor web part to a page in which quick launch has to be hidden and paste the below CSS.

CSS:

  1. <style>  
  2. .ms-core-navigation {  
  3.     DISPLAY: none  
  4. }  
  5.  
  6. #contentBox {  
  7.     margin-left: 0px  
  8. }  
  9. </style>