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