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