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