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