Element block pseudo-element :after generated with border 0px rgba(0,0,0,1) solid height 250px margin 0px position static padding 0px background width 250px font-weight normal line-height 1 display block transition transform box-sizing content-box overflow visible cursor default text-shadow box-shadow 4px 4px 8px rgba(0,0,0,0.2) float none border-radius font-size 16px z-index auto