Element block pseudo-class :active generated with float none transition box-sizing content-box position static width 160px height auto display block border 23px rgba(0,0,0,1) solid overflow hidden background cursor default text-shadow -1px -1px 0px rgba(255,255,255,0.2) transform font-weight normal margin 0px border-radius box-shadow 6px 14px 12px rgba(0,0,0,0.3) font-size 16px padding 20px z-index auto line-height 1