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