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