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