.header {
   background-color: Red;
  color: white;
    font-family: Arial,Helvetica,sans-serif;

text-align: center;
width: 100%;
}

.footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  background-color: black;
  color: white;
  text-align: center;
}

.login
{
position:absolute;
top:50%;
left:50%;
  -ms-transform: translateX(-50%) translateY(-50%);
  -webkit-transform: translate(-50%,-50%);
  transform: translate(-50%,-50%);
}