.myBanner {
  margin-left: auto;
  margin-right: auto;
}

.myContent {
  /* Center horizontally*/
  margin: 0 auto;
  /* Set div width */
  width: 800px;
}

.myFooter {
  /* Center horizontally*/
  margin: 0 auto;
  /* Set div width */
  width: 800px;
}

.myHeader {
  /* Center horizontally*/
  margin: 0 auto;
  /* Set div width */
  width: 800px;
}

.myNavigationBar {
  padding-right: 10px;
}