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