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