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