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