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