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