body { font-family: helvetica, arial, sans-serif; color: 493b3b }
  h1 {color: #493b3b}
  h2 {color: #493b3b}
  A:link {color: #493b3b}
  A:visited{ color: #666666}
  A:hover {color: #000000 }
  A.box:link   { color: #e5924c}
  A.box:visited{ color: #e5924c}
  A.box:active { color: #e5924c}
  p {
      line-height: 1.5;
  }
  TR.sechdr {background-color: #e5924c}
  TABLE.exercise {width: 80%;
                  text-align: left;
                  margin-left: auto;
                  margin-right: auto;
                  background-color:
                  rgb(204, 204, 204);
                  color:black}

  TABLE.purpleChallenge  {width: 80%;
                          text-align: left;
                          margin-left: auto;
                          margin-right: auto;
                          background-color: #e0e0ff;
                          color:black}

  TABLE.pinkChallenge    {width: 80%;
                          text-align: left;
                          margin-left: auto;
                          margin-right: auto;
                          background-color: #ffe0e0;
                          color:black}

  .stufflist li a {
      display:inline-block;
      line-height: 44px;
  }


div.maincolumn {
	padding: 2%;
	margin-right: 7%;
	margin-left: 20%;
	margin-bottom: 7%;
	margin-top: 5%;
	text-align: left;
	clear: left;
	border-color: #dbdbdb;
	border-width: 1px;
}

div.navbar {
	line-height: 100%;
	padding-left: 1%;
	padding-bottom: 2%;
	padding-right: 2%;
	padding-top: 2px;
	font-size: 15px;
	text-transform: lowercase;
	float: left;
	left: 0%;
	top: 28%;
	margin-right: 5%;
	position: fixed;
	border-left-style: dotted;
	border-width: 1px;
	text-align: left;
	font-variant: small-caps;
	font-style: normal;
	font-weight: normal;
	white-space: nowrap;
	letter-spacing: .05em;
}