Element block pseudo-class :active generated with transition border-radius line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) overflow hidden box-sizing content-box z-index auto box-shadow 2px -1px 1px rgba(0,0,0,0.3) padding 20px font-size 16px cursor default margin 0px background width 160px position static height auto display block float none font-weight normal transform border 0px rgba(0,0,0,1) solid