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