Element block pseudo-element :before generated with transition height 250px z-index auto border 0px rgba(0,0,0,1) solid padding 20px font-size 14px font-weight normal display block position absolute margin 0px box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 1 border-radius background float none overflow visible width 160px cursor default transform box-shadow 1px 1px 1px rgba(0,0,0,0.3)