body {
  font-family: Arial, sans-serif;
  background: #0f172a;
  color: white;
  text-align: center;
}

body {
  background: red !important;
}

h1 {
  margin-top: 20px;
}

#bars {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: 400px;
  margin: 40px;
}

.bar {
  width: 8px;
  margin: 1px;
  background: linear-gradient(to top, #38bdf8, #22c55e);
  border-radius: 4px;
  transition: height 0.2s ease;
}

button {
  margin: 5px;
  padding: 10px 15px;
  border: none;
  background: #1e293b;
  color: white;
  border-radius: 6px;
  cursor: pointer;
  transition: 0.2s;
}

button:hover {
  background: #334155;
  transform: scale(1.05);
}