Fix spelling

README.md

@@ -2,7 +2,7 @@
 
 [![Build Status](https://github.com/ruzickap/petr.ruzicka.dev/workflows/hugo-build/badge.svg)](https://github.com/ruzickap/petr.ruzicka.dev)
 
-## Instalation
+## Installation
 
 ### Mac
 
@@ -12,9 +12,9 @@ brew update && brew install hugo
 
 Just download binary from [https://github.com/spf13/hugo/releases](https://github.com/spf13/hugo/releases)
 
-### Usage - look into [quickstart](https://gohugo.io/overview/quickstart/)
+### Usage - look into [Quick Start](https://gohugo.io/overview/quickstart/)
 
-- Run local webserver
+- Run local web server
 
 ```bash
 hugo server --buildDrafts