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