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