Element block pseudo-element :before generated with height auto transform display block line-height 1 box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px box-sizing content-box border-radius font-weight normal text-shadow 2px 1px 1px rgba(0,0,0,0.2) width 160px margin 0px background z-index auto padding 20px float none border 0px rgba(0,0,0,1) solid position static transition overflow hidden cursor default