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