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