body {
  font-family: sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.app {
  width: 90%;
  max-width: 1200px;
  text-align: center;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  margin: 20px 0;
}

.icono {
  width: 40px;
  height: 40px;
  cursor: pointer;
}

#colorPicker {
  width: 40px;
  height: 40px;
  border: none;
}

#canvasWrapper {
  position: relative;
  margin-bottom: 20px;
}

#drawingCanvas {
  border: 2px solid black;
  width: 100%;
  height: auto;
  transition: opacity 0.5s ease;
}