Element block pseudo-element :after generated with width 160px border 0px rgba(0,0,0,1) solid margin 0px transition position static line-height 1 height auto float none font-size 16px box-shadow 1px 1px 1px rgba(0,0,0,0.3) border-radius background cursor default display block box-sizing content-box font-weight normal text-shadow 1px 1px 1px rgba(0,0,0,0.2) padding 20px overflow hidden z-index auto transform