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