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