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