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