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