.bg {
  position: relative;
  /* background: #1386c9; */
  background-size: cover;
  /* min-height: 750px; */
  /* background-image: url("http://localhost/atrindo2/assets/img/bgr_login1.png"); */
  background-attachment: fixed;
  width: 100%;
  height: auto;
  /* background-size: cover; */
  /* margin-top: -75px; */
}

.gb {
  position: relative;
  background-size: cover;
  background-image: url("http://localhost/atrindo2/assets/img/binz.jpg");
  background-attachment: fixed;
  width: 100%;
  height: auto;
}

/* @media (min-width: 576) {
  .atur {
    height: 370px;
    margin-top: 100px;
    margin-bottom: auto;
    width: 400px;
    background-color: rgba(0, 0, 0, 0.5) !important;
    margin-right: 750px;
  }
} */

.kotak {
  margin-top: 200px;
  width: 400px;
  margin: 7% auto;
}