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