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