更多分类图标
- adn
- android
- apple
- bitbucket
- bitbucket-square
- bitcoin
- btc
- css3
- dribbble
- dropbox
- facebook-square
- flickr
- foursquare
- github
- github-alt
- github-square
- gittip
- google-plus
- google-plus-square
- html5
- linkedin-square
- linux
- maxcdn
- pagelines
- pinterest-square
- renren
- skype
- stack-exchange
- stack-overflow
- trello
- tumblr
- tumblr-square
- twitter-square
- vimeo-square
- vk
- windows
- xing-square
- youtube
- youtube-play
- youtube-square