Element block pseudo-class :active generated with box-sizing content-box position static box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px padding 20px transition overflow hidden z-index auto font-weight normal float none line-height 1 cursor default border-radius width 160px display block height auto transform border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) background margin 130px