body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  transition: background-color 0.5s ease;
  min-height: 100vh;
  margin: 0;
}

.container {
  text-align: center;
  width: 100%;
  max-width: 500px;
  background-color: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  margin-top: 2rem;
}

h1 {
  color: #333;
  margin-bottom: 0.5rem;
}

p {
  color: #666;
  margin-bottom: 1.5rem;
}

select {
  padding: 10px;
  font-size: 1rem;
  border-radius: 4px;
  border: 1px solid #ddd;
  margin-right: 10px;
}

#createBtn {
  padding: 10px 20px;
  background-color: #3b82f6;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.3s;
}

#createBtn:hover {
  background-color: #2563eb;
}

#buttonContainer {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.color-button {
  padding: 12px 24px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin: 5px;
  font-weight: bold;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.color-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.back-link {
  position: absolute;
  top: 20px;
  left: 20px;
  text-decoration: none;
  color: #3b82f6;
  font-weight: 500;
  display: flex;
  align-items: center;
  transition: color 0.3s;
}

.back-link:hover {
  color: #2563eb;
}

.color-button {
  color: white;
}

.color-button[style*="background-color: yellow"],
.color-button[style*="background-color: lime"],
.color-button[style*="background-color: cyan"],
.color-button[style*="background-color: white"] {
  color: #333;
  text-shadow: none;
}