/* Reset padding and margin */
* {
  margin: 0;
  padding: 0;
}

body {
  padding: 60px 30px;
  font: 18px/1.5 "Avenir", "Avenir Next", "Helvetica Neue", Arial, sans-serif;
  background-color: #ccc;
}

header,
footer {
  max-width: 960px;
  margin: 0 auto;
}

header {
  padding-bottom: 30px;
  background-color: #999; 
}

footer {
  padding-top: 15px;
  text-align: right;
}

h1 {
  margin-bottom: 30px;
  color: #492a7c;
}

a {
  text-decoration: none;
}

p {
  padding: 10px 10px;
}
#d3-container, #text-container, #select-container, #button-container, #title-container  {
  max-width: 960px;
  margin: 0 auto;
  background-color: #ffffff;
}