h1, h2, h3, h4, strong { color: #900090 }
pre { background-color: #CCCCCC }
table, th, td { border: 1px solid black ; border-collapse: collapse }
h1, h2, h3, h4, strong { color: #900090 }
pre { background-color: #CCCCCC }
table, th, td { border: 1px solid black ; border-collapse: collapse }