body {
  font-family: sans-serif;
  background: url('fondo_stripes.jpg');
  color: #5c3d4e;
  padding: 20px;
}
h1, h2 {
  color: #b56991;
}
input, textarea, button {
  display: block;
  margin: 5px 0;
  padding: 5px;
  font-family: inherit;
}
section {
  background: rgba(255,255,255,0.85);
  padding: 10px;
  margin: 10px 0;
  border: 2px dashed #dfa6c7;
}
textarea {
  width: 100%;
}
.banner img {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
}