body, html {
  background-color: #D4D4D4;
  height: 100%;
  font-family: Verdana, Arial, Helvetica, sans-serif;
  font-size: 16px;
}

h1 {
  font-size: 16px;
  background-color: #E8E8E8;
  padding: .5em;
  font-weight: bold;
  margin-bottom: 2em;
}

#content {
  border: 2px solid black;
  padding: 1em;
  margin-top: 100px;
  background-color: white;
  -moz-box-shadow: 0px 0px 10px #4c4c4c;
  -webkit-box-shadow: 0px 0px 10px #4c4c4c;
  box-shadow: 0px 0px 10px #4c4c4c;
}

input.interstitial-button {
  background-color: #557697;
  border: 0px;
  font-weight: bold;
  color: white;
  padding: 1em 2em 1em 2em;
  -moz-border-radius: 5px;
  -webkit-border-radius: 5px;
  border-radius: 5px;
  cursor: pointer;
  margin-right: 20px;
}

input.interstitial-button:hover {
  -moz-box-shadow: 0px 0px 5px #4c4c4c;
  -webkit-box-shadow: 0px 0px 5px #4c4c4c;
  box-shadow: 0px 0px 5px #4c4c4c;
}

.button-container {
  text-align: center;
}