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