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