html, body {
    font-family: Verdana,sans-serif;
    font-size: 15px;
    line-height: 1.5;
    color: #FDFFFC;
    background-color: #011627;
}

.outer {
    display: table;
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
  }
  
  .middle {
    display: table-cell;
    vertical-align: middle;
  }
  
  .inner {
    margin-left: auto;
    margin-right: auto;
    width: 500px;
    text-align: center;

  }