/* css styles */
<style>
#TOC {
  color: #708090;
  font-family: Calibri;
  font-size: 16px;
  border-color: #708090;
  }
h1 {
  color: darkblue;
  background-color: #F5F5F5;
  opacity: 0.6;
  font-family: Calibri;
  font-size: 20px;
  }
body {
  color: #708090;
  font-family: Calibri;
  background-color: #F5F5F5;
  }
p {
  color: #708090;
  background-color: #F8F8FF;
  }
</style>