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