body {
  color: black; background: white; 
  margin-left: 10%; 
  margin-right: 10%; 
  font-family: sans-serif
}
.navbar { text-align: center; border: solid; border-width: thin; width: 100%; padding: 0.2em; }
DIV.announce { text-align: center; color: blue; font-size: 300% }
DIV.box { background: rgb(204,204,255); padding: 0.5em;
          margin-left: 10%; margin-right:10%;
          border: solid; border-width: thin }
.prod { font-weight: bold }
.proddesc { text-indent: 1em; font-style: italic }
P.question { font-weight: bold }
P.answer   { font-style: italic }