{"push_id":780951605,"size":1,"distinct_size":1,"ref":"refs/heads/gh-pages","head":"a219c1148879eb2550108a2b58cf23c57a2b3631","before":"359363d9f7ff29cf226c7039744fa7d403a2e3c5","commits":[{"sha":"a219c1148879eb2550108a2b58cf23c57a2b3631","author":{"email":"b544e04c0b554265fd870708159575e52cc8ea8d@berkeley.edu","name":"zhitongq"},"message":"Update stylesheet.css","distinct":true,"url":"https://api.github.com/repos/zhitongq/books/commits/a219c1148879eb2550108a2b58cf23c57a2b3631"}]}