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