* {
  margin:0; padding:0;
}
header {
  width: 100%;
  padding: 15px 0;
  margin: 0 auto;
  text-align: center;
background-color: #ffffcc;
}
header .headline{
  font-size: 32px;

}
.nav-list {
  text-align: center;
  padding: 10px 0;
  margin: 0 auto;
}
.nav-list-item {
  list-style: none;
  display: inline-block;
  margin: 0 20px;
}

footer {
  width: 100%;
  height: 120px; 
  text-align: center;
  padding: 50px 0;
  background-color: #cccccc;
}
.footer-text {
  color: #fff;
}