Update README.md

Author: phyunsj

README.md

@@ -47,6 +47,11 @@ Supposely plugged in with 3.5" HDMI LCD Display (480 x 320 pixels). The data was
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 Reference : [**Developing Games on the Raspberry Pi**](https://www.amazon.com/Developing-Games-Raspberry-Pi-Programming/dp/148424169X/ref=sr_1_1?ie=UTF8&qid=1546957565&sr=8-1&keywords=Developing+Games+on+the+Raspberry+Pi)
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+<a href="https://www.amazon.com/Developing-Games-Raspberry-Pi-Programming/dp/148424169X/ref=sr_1_1?ie=UTF8&qid=1546957565&sr=8-1&keywords=Developing+Games+on+the+Raspberry+Pi"><img src="https://github.com/phyunsj/iot-dashboard-design-with-love2d/blob/master/images/developing.games.on.pi.jpg" width="100px"/></a>
+</p>
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 ```
 Prepare microSD card for Pi3.