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