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