body {
  margin: 0;
  padding: 10px;
  font-family: Arial, Helvetica, sans-serif;
  background: #f2f4f7;
}

h2 {
  text-align: center;
}

.dashboard {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.gauge {
  width: 200px;
  height: 200px;
  margin: 10px;
  background: #ffffff;
  border-radius: 8px;
  box-shadow: 0 0 8px rgba(0,0,0,0.1);
  text-align: center;
}

.gauge-title {
  font-weight: bold;
  margin: 6px 0;
}

.chart-box {
  width: 100%;
  max-width: 1100px;
  margin: 20px auto;
  background: #ffffff;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 0 8px rgba(0,0,0,0.1);
}

canvas {
  width: 100% !important;
  height: 350px !important;
}