body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f1f8e9; /* Ghibli pastel green */
  color: #3e4e2c;
  overflow: hidden;
}

.background {
  background: linear-gradient(to bottom, #c3e8cb 0%, #a8d5ba 100%);
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 0;
}

.wrapper {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 40px 20px;
  max-width: 600px;
  margin: 40px auto 80px auto;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 24px;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.main-image {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  margin-bottom: 20px;
}

h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
  color: #2e3b1f;
}

p {
  font-size: 1.25em;
  color: #5a6e3a;
}
.upload-form {
  margin-top: 20px;
}

.upload-label {
  font-size: 1.2em;
  font-weight: bold;
  color: #405d27;
}

input[type="file"] {
  padding: 12px;
  font-size: 1em;
  border: 2px dashed #a8c9a1;
  background-color: #f9fff5;
  border-radius: 12px;
  cursor: pointer;
  width: 100%;
  box-sizing: border-box;
}

input[type="file"]:hover {
  background-color: #effaf0;
}

.submit-btn {
  padding: 12px 24px;
  font-size: 1.1em;
  color: white;
  background-color: #5a9367;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.submit-btn:hover {
  background-color: #417a51;
}

#response {
  margin-top: 20px;
  font-size: 1.1em;
}