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