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