body {
  max-width: 1000px;
  margin: auto;
  padding-left: 20px;
  padding-right: 20px;
  padding-top: 10px;
  padding-bottom: 20px;
  color: #000000;
  background-color: #FAFAFA;
  font-family: sans-serif;
  -webkit-text-size-adjust: none;
}

a:link {
  color: #d00000;
}

a:visited {
  color: #800000;
}

a:hover {
  color: #ff0000;
}

h1 {
  color: #D00000;
  font-family: Impact, Charcoal, sans-serif;
}

h2 {
  color: #D00000;
  font-family: Impact, Charcoal, sans-serif;
}

pre {
  white-space: pre-wrap;
}

.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 80%;
}

#responsive-img {
  width: 100%;
  height: auto;
}

th {
  color: #D00000;
  font-family: Impact, Charcoal, sans-serif;
  font-size: 3vw;
  background-color: #dddddd;
}

table.striped tr:nth-child(odd) {
  background-color: #dddddd;
}

table, th, td {
  border: 1px solid black;
  border-collapse: collapse;
}

tr:nth-child(odd) {
  background-color: #dddddd;
}