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