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