Element block pseudo-element :after generated with border 0px rgba(0,0,0,1) solid margin 0px display block line-height 1 overflow visible outline none padding 0px border-radius opacity 1 text-shadow cursor default transition float none font-size 16px z-index auto background box-sizing content-box transform position absolute height 300px font-weight normal width 300px box-shadow 5px 5px 8px rgba(0,0,0,0.5)