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