Element button pseudo-element :after generated with box-sizing content-box overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition display block font-weight normal float none border-radius border 0px rgba(0,0,0,1) solid margin 0px transform position static font-size 16px height auto padding 20px z-index auto line-height 1 background cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px