.containerr {
 border: 1px solid #d1f5e6;
 max-width: 900px;
 margin: 40px auto;
 background: white;
 padding: 30px;
 border-radius: 16px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
        }
.upload-area {
  background-color: #f0fcf7;
  border: 2px dashed #c6f0df;
  border-radius: 12px;
  padding: 30px 20px;
   text-align: center;
  background: #f9fbff;
  cursor: pointer;
  transition: 0.3s;
}

.upload-area:hover {
  background: #f0f6ff;
  border-color: #1e90ff;
}
.upload-icon {
 font-size: clamp(36px, 8vw, 48px);
 color: #4db6ac;
 margin-bottom: 10px;
        }
.upload-area img {
  width: 40px;
  margin-bottom: 10px;
}

.upload-area p {
  margin: 5px 0;
  color: #333;
}

#preview img {
  max-width: 100%;
  margin-top: 15px;
  border-radius: 10px;
}

#removeBtn {
  margin-top: 20px;
  padding: 12px 20px;
  background: #1e90ff;
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  cursor: pointer;
}

#removeBtn:disabled {
  background: #ccc;
  cursor: not-allowed;
}

#output img {
  max-width: 100%;
  margin-top: 20px;
  border-radius: 10px;
}

#downloadBtn {
  display: inline-block;
  margin-top: 15px;
  background: #28a745;
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
}