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