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