html,
/* body {
  height: 100%;
} */
/* body {
  background: url('https://www.paharpur.com/wp-content/uploads/2018/12/nd-tower-slider2.jpg') no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  background-size: cover;
  -o-background-size: cover;
  height: aut;
} */

body {
  display: -ms-flexbox;
  display: -webkit-box;
  display: flex;
  -ms-flex-align: center;
  -ms-flex-pack: center;
  -webkit-box-align: center;
  /* align-items: center; */
  -webkit-box-pack: center;
  justify-content: flex-end;
  /* padding-top: 40px;
  padding-bottom: 40px; */
  background-color: #f5f5f5;
  height: 100%;

  background: url('https://www.paharpur.com/wp-content/uploads/2018/12/nd-tower-slider2.jpg') no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  background-size: cover;
  -o-background-size: cover;
}

.form-signin {

  width: 330px;
  max-width: 330px;
  padding: 15px;
  background: rgba(122, 130, 136, 0.2)!important;
}