.ib-popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.ib-popup-box {
  background: #fff;
  width: 600px;
  padding: 20px;
  border-radius: 10px;
  border-top: 5px solid red;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
  position: relative;
  height: 300px;
}

.ib-popup-box h2 {
  color: red;
  margin-bottom: 10px;
}

.ib-close-btn {
  position: absolute;
  right: 10px;
  top: 8px;
  font-size: 20px;
  cursor: pointer;
}