Element block pseudo-element :after generated with display block background width 100% transform float none height 50px font-size 0px text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-sizing content-box overflow visible z-index line-height 0 margin 0px cursor default padding 0px border-radius font-weight normal box-shadow 1px 1px 1px rgba(0,0,0,0.3) border 0px rgba(0,0,0,1) solid transition position absolute