main{
    width: 1000px;;
}
.container {
  border: 1px solid #ccc;
  padding: 20px;
  border-radius: 5px;
  background-color: white;
}
#preview-original,
#preview-resized {
  max-width: 100%;
  height: auto;
  margin-top: 15px;
  border: 1px dashed #aaa;
}
.settings,
.info-section {
  margin-top: 20px;
  padding: 10px;
  border: 1px dashed #eee;
  border-radius: 3px;
}
.setting-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}
.setting-group input,
.setting-group select {
  width: 100%;
  padding: 8px;
  box-sizing: border-box;
  margin-bottom: 10px;
}
#download-btn {
  background-color: #007bff;
  color: white;
  border: none;
  padding: 10px 20px;
  text-align: center;
  display: none;
  font-size: 16px;
  margin-top: 15px;
  cursor: pointer;
  border-radius: 5px;
}
.info {
  font-size: 0.9em;
}