.bg-style {
    background-image: url('../images/top-green.png');
}

.bg_div {
    background-image: url('../images/top-green.png');
  }

  .bg-catd {
    background-image: url('../images/green-shapes1.png');
  }

  
.main-login {
    background-image: url(../images/login.jpg);
}