style.css

@import url("normalize.css");
html, body {
  margin: 0;
  color: #000;
  background-color: #E0B0FF;
}
a {
  color: firebrick;
}

code { 
  background-color: seashell;
}

#container {
  margin: 2em;
}

#sidebar {
  width: 200px;
  float: left;
  padding-top: 1em;
}

#sidebar ul  {
  list-style: none;
  list-style-position: outside;
  padding: 0;
  margin:0;
}

#sidebar li {
  list-style-position: outside;
  margin-bottom: 0.2em;
}
#sidebar a
, header
, footer
, header a
, footer a {
  color: green;
  text-decoration: none;
}
#main {
  padding: 2em;
  overflow: auto;
  min-height: 20em;
  background-color: white;
}

#main h1 {
  margin-top: 0;
  padding-top: 0;
}

header {
  margin: 0;
  font-size: 1.8em;
}

header
{
  padding-left: 1em;
}
footer {
  text-align: right;
  margin-top: 1em;
  padding-top: 1em;
}

@media print {
#sidebar {
  display: none;
}
#main
, header
, footer{
  margin: 0;
  padding: 0;
  
}