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