Element block pseudo-element :after generated with height 300px box-shadow 0px 0px 9px rgba(0,0,0,0.5) width 300px border 0px rgba(0,0,0,1) solid transform margin 0px box-sizing content-box border-radius background display block outline none overflow visible padding 0px text-shadow line-height 1 font-weight normal position static z-index auto transition float none font-size 16px cursor default opacity 1