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