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