div.header {
  padding: 0;
  background-color: white;
}
a.header {
  margin: 0;
}
div.header h1 {
  padding: 4px;
  margin: 0;
  text-align: center;
  background-color: red;
}

div#logo {
  text-align: center;
  float: none;
  padding: 0;
  margin: 0;
}
div#logo img {
  vertical-align: top;
}
div.block {
    float: left;
}

.block h2 a {
  color: white;
}

div.footer {
  background-color: white;
  color: gray;
  border-top: 1px dotted gray;
}