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