No-Library (pure JS), HTML, SCSS, JavaScript
http://ru.stackoverflow.com/questions/522018/
http://stackoverflow.com/questions/37031417/
http://ru.stackoverflow.com/questions/520116/
http://stackoverflow.com/questions/37019050/
http://ru.stackoverflow.com/questions/519479/ + trick from http://stackoverflow.com/questions/5932018/
http://ru.stackoverflow.com/questions/519479/
http://ru.stackoverflow.com/questions/510709/
jQuery 2.2.3, HTML, CSS, JavaScript
By new div (class="box") around 2 spans (class="rel"). http://ru.stackoverflow.com/questions/516881
By absolute position for the image. http://ru.stackoverflow.com/questions/516881
http://ru.stackoverflow.com/questions/516700/