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