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