html, body{ width: 100%; height: 100%; padding: 0; margin:0; }
body{ background: #E7F1FF url(/Images/bg_body.jpg) 0 0 repeat-x; 
  display: flex;
    align-items: center;
  justify-content: center;
}
.login{width: 300px;  color:#27394F;}
.login div {text-align:center;  font-weight: bold;}
.main { width: 300px; border: 1px solid #15428B;;} 
.main .header { background: #27394F; color: #ffffff; padding: 10px; }
.main .body {padding: 20px 10px 10px; background: #ffffff;}
.error { color: red; padding-top: 10px;}