style.css

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f0f0f0;
}

h2 {
  font-size: 40px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.image-container {
  text-align: center;
  margin-bottom: 20px;
}

.image-container img {
  max-width: 100%;
  height: auto;
}

#hino_nacional,
#hino_bandeira {
  background-color: #fff;
  border: 1px solid #ddd;
  padding: 20px;
  border-radius: 5px;
  margin-bottom: 20px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
}

.responsive-canvas {
  max-width: 100%;
  height: auto;
  display: block;
}

@media (min-width: 768px) {
  .container {
    display: flex;
    flex-wrap: wrap;
  }

  .responsive-canvas {
    max-width: 80%;
    margin: 0 auto;
  }

  #hino_nacional,
  #hino_bandeira {
    flex-basis: calc(50% - 20px);
    margin-right: 20px;
  }

  #hino_nacional {
    order: 1;
  }

  #hino_bandeira {
    order: 2;
  }
}