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