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