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