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