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