.imgfull {
  /* The image used */
  background-image: url("./img/bk-main.jpg"); 
  /* Full height */
  height: 100%;
  width: 100%;
  /* Center and scale the image nicely */
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  padding: 0;
  margin: 0;
}

  .form-container {
    display: grid;
    place-items: center;
    min-height: 90vh;
  }
  
  form {
    width: 100%;
  }