.login-form-holder {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-color: rgba(0, 0, 0, .5);
  z-index: 1;
}
.login-form {
  text-align: center;
  padding: 70px 0;
  width: 350px;
  min-height: 250px;
  margin: 0 auto;
  background: #fff;
  border: 2px solid #f1880a;
  margin-top: 70px;
}
.login-form .btn {
  border: 1px solid #aaa;
  padding: 4px 8px;
}