https://www.google.ru/search?q=css+div+rotate&oq=css+div+rotate&aqs=chrome..69i57j0l5.8838j0j4&sourceid=chrome&espv=210&es_sm=93&ie=UTF-8#newwindow=1&q=css+div+rotateY+two+sides

http://simonlockyer.info/flip-div-css3-tutorial/

http://stackoverflow.com/questions/6677035/jquery-scroll-to-element