The content text appears to corrupt randomly. It only happens with the fonts embedded via CSS font-face.
Also it works fine on the Windows OS.

Please see attached screenshots.

https://drive.google.com/file/d/0Bz43B4iPbxL1RE1HZXJoRTRqZDA/view?usp=sharing
https://drive.google.com/file/d/0Bz43B4iPbxL1UlZNbnpEX0xQUFE/view?usp=sharing
https://drive.google.com/file/d/0Bz43B4iPbxL1ZV8yLVhVQWV3Q1k/view?usp=sharing
https://drive.google.com/file/d/0Bz43B4iPbxL1djJkVmZGQlJPd0k/view?usp=sharing
https://drive.google.com/file/d/0Bz43B4iPbxL1NE9MbmV0V1RlSlE/view?usp=sharing
https://drive.google.com/file/d/0Bz43B4iPbxL1aE9pemE3Vy1FM2s/view?usp=sharing