/* Windows 98-style popup */
.win98-popup {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  width: 800px;
  margin-left: -400px; /* negative half of width */
  margin-top: -200px;  /* approximate height offset */
  background-color: silver;
  border: 2px solid #000;
  box-shadow: 5px 5px 0px #000;
  font-family: 'Verdana', sans-serif;
  font-size: 12px;
  z-index: 9999;
}

.popup-title-bar {
  background-color: navy;
  color: white;
  padding: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: bold;
  cursor: move;
}

.popup-title-bar button {
  background-color: silver;
  color: black;
  border: 1px solid #000;
  width: 20px;
  height: 20px;
  font-weight: bold;
  cursor: pointer;
}

.popup-content {
  padding: 10px;
  color: black;
  background-color: #c0c0c0;
  border-top: 2px inset white;
  border-left: 2px inset white;
  border-right: 2px outset gray;
  border-bottom: 2px outset gray;
}

.popup-content img {
  display: inline-block;
  margin: 5px;
}