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