:root {
  --background-color-light: #ffffff;
  --text-color-light: #000000;
  --primary-color-light: #6200ee;
  --background-color-dark: #121212;
  --text-color-dark: #ffffff;
  --primary-color-dark: #bb86fc;
}

body {
  font-family: sans-serif;
  transition: background-color 0.3s, color 0.3s;
}

body.light-mode {
  background-color: var(--background-color-light);
  color: var(--text-color-light);
}

body.dark-mode {
  background-color: var(--background-color-dark);
  color: var(--text-color-dark);
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

button {
  padding: 10px 20px;
  border-radius: 5px;
  border: none;
  cursor: pointer;
  margin: 10px;
}

#theme-toggle {
  position: absolute;
  top: 20px;
  right: 20px;
}

body.light-mode button {
    background-color: var(--primary-color-light);
    color: var(--background-color-light)
}

body.dark-mode button {
    background-color: var(--primary-color-dark);
    color: var(--background-color-dark);
}