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