html, body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  font-family: 'Comic Sans MS', 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: start;
  min-height: 100vh;
}

.header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 20px;
}

.logo {
  width: 80px;
  height: 80px;
}

h1 {
  margin: 10px;
  color: #ffffff;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
  font-size: 2.5em;
}

canvas {
  background: #000;
  width: 90vw;
  max-width: 600px;
  height: 60vh;
  max-height: 400px;
  margin-top: 20px;
  box-shadow: 0px 0px 20px rgba(0,0,0,0.5);
  border-radius: 15px;
}

.footer {
  margin-top: 20px;
  color: #fff;
  font-size: 1.2em;
}