add additional resources

Author: zbryikt

README.md

@@ -12,11 +12,21 @@ Average size of css-spinner is 1.5KB after minimized and 0.3KB after zipped.
 Browser Compatibility
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-css-spinner uses moden CSS3 technologies like CSS Animations, CSS Transformation, which are supported by all modern browsers. To support older browsers like IE9, please use [loading.io](https://loading.io/animation/icon/) to genearte alternative GIF Loaders instead.
+css-spinner uses moden CSS3 technologies like CSS Animations, CSS Transformation, which are supported by all modern browsers. To support older browsers like IE9, please use [loading.io](https://loading.io/animation/icon/) to generate alternative GIF Loaders instead.
 
 
 
 License
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 All loader files here are released under CC0 License. However, you could attribute to this link: [loading.io css spinner ( https://loading.io/css/ )](https://loading.io/css/) to give loading.io a thumbs-up.
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+Other Resources
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+If you want to make custom css loading animation, loading.io also provides [loading.css](https://loading.io/animation/) - A pure CSS loading animation library, and a [helper GIF builder](https://loading.io/animation/icon/). Don't forget to check it out and share your customized loader with us!
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