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