Element button pseudo-element :after generated with transition z-index auto box-sizing content-box overflow visible margin 0px cursor pointer float none border-radius border 1px #8c8c8c solid padding 12px position static font-weight normal transform font-size 16px width auto text-shadow -1px -1px 0px rgba(0,0,0,0.51) background height auto display inline-block box-shadow 2px 2px 2px rgba(0,0,0,0.2) line-height normal