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