.frames-container {
  margin-top: 10px;
}

.frame-content {
  padding: 15px;
}

.particles-list {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid #eee;
  border-radius: 4px;
  padding: 10px;
  margin-bottom: 15px;
}

.particle-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px;
  border-bottom: 1px solid #eee;
}

.particle-item:last-child {
  border-bottom: none;
}

.no-particles {
  padding: 20px;
  text-align: center;
  color: #888;
}

.frame-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 10px;
}

.add-frame {
  margin-top: 15px;
  display: flex;
  justify-content: center;
}