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