Element block pseudo-element :after generated with width 800px border 0px rgba(0,0,0,1) solid float none position fixed font-weight normal background height auto border-radius font-size 16px z-index auto overflow hidden padding 20px transition box-shadow 1px 1px 1px rgba(0,0,0,0.3) display block margin 12px box-sizing content-box transform cursor default line-height 1 text-shadow