body {
  background-color:#fff;
  margin: 0px;
}

header {
  margin: 20px;
}

nav {
  float: left;
  background: #fff;
  margin: 10px;
  width: 25%;
}

section {
  float: left;
  margin: 10px;
  width: 65%;
}

footer {
  clear: both;
  background: #227fc8;
  position: absolute;
  bottom : 0;
  height : 75px;
  width: 100%;
  vertical-align: center;
}

p {
  font-family:Tahoma, Geneva, sans-serif;
  color: #ffd;
  margin: 10px;
  text-align: center;
}

h1 {
  font-family:Tahoma, Geneva, sans-serif;
  color: #ffd;
  margin: 10px;
}