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