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