2015年社群網站尺寸(Twitter.FB.G+.IG.Pinterest.Tumblr.Youtube.Linkedin)

由設計師Jamie Spencer，在Start A Blog Today 部落格發表的文章
http://www.setupablogtoday.com/2015-social-media-image-sizes-guide/

Origin By  Jamie Spencer, the team at Start A Blog Today 
2015 Social Media Image Sizes – Cheat Sheet