Element block pseudo-element :after generated with position static background padding 20px border 0px rgba(0,0,0,1) solid border-radius opacity 0.91 transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) margin 0px transition font-size 16px cursor default float none box-sizing content-box z-index auto overflow hidden width 500px box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height 1 display block height 300px font-weight normal