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