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