body{
  position: relative;
  /*opacity: 0.65;*/
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-image: url("../images/login_background.jpg");
  height: 100%;
}
@media (min-width: 768px)
{
.container{
	position: absolute!important;
	margin-top:-200px;
	left:50%;
}
}

@media (min-width: 992px)
{
.container {
    max-width: 960px;
	margin-left:-480px;
}
}
@media (min-width: 768px)
{
	.container {
    max-width: 720px;
	margin-left:-360px;
}
}
@media (min-width: 576px)
{
.container {
    max-width: 540px;
	margin-left:-270px;
}}
.modal-backdrop.show{
    opacity: 0;!important;
}