.compare-modal, .modal {
  display: none;
  position: fixed;
  z-index: 9999;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #fff;
  border: 2px solid #ddd;
  padding: 20px;
  width: 80%;
  max-width: 800px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}
.close-btn {
  float: right;
  background: red;
  color: #fff;
  border: none;
  padding: 5px 10px;
  cursor: pointer;
}
.car-slot {
  border: 1px solid #ccc;
  margin: 10px;
  padding: 10px;
}
.compare-btn {
  background: #0073aa;
  color: #fff;
  padding: 8px 12px;
  border: none;
}
.modal-content {
  overflow-y: auto;
}
.modal-content .comparison-table {
  display: flex;
  justify-content: space-between;
}