Add deployment instructions for ZEIT Now

Author: styfle

docs/deploy.md

@@ -88,6 +88,12 @@ When using the HTML5 router, you need to set up redirect rules that redirect all
 /*    /index.html   200
 ```
 
+## ZEIT Now
+
+1. Install [Now CLI](https://zeit.co/download), `npm i -g now`
+2. Change directory to your docsify website, for example `cd docs`
+3. Deploy with a single command, `now` 
+
 ## AWS Amplify
 
 1. Set the routerMode in the Docsify project `index.html` to *history* mode.