Just clicererk and focus. That is it.
Reader View provides the best reading experience with changing font typeface, font size, interface colors (light/dark) based on your user preferences.
Redaer View is a wordpress plugin which contains fast, simple and powerful interface.
You can integrate it with your blog easily without changing any settings. Only step to run it is activating the plugin. Apart from the content you want to read, anything else is away from you.
Option to pick themes that consist with daylight and night.