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