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