Fixed position layout

fixedLayout.css

header, footer {
  position: fixed;
  text-align: center;
  width: 100%;
  background-color: blue;
  color: white;
  height: 48px;
  line-height: 48px;
}

header {
  top: 0;
}

footer {
  bottom: 0
}

footer input {
  width: 50%;
}

main {
  padding: 48px 0;
  background-color: yellow;
  color: red;
  width: 100%;
}

/*To prevent auto-zoom in Safari*/
.safari input[type='text'] {
  font-size: 16px;
}