.main-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 80%;
  margin: 0 auto;
  background: white;
  padding: 50px 30px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

#example {
  font-size: 0.7rem;
  color: #333;
}

/* Drop Zone Styling */
.file-drop-zone {
  width: 80%;
  padding: 30px 10px;
  margin-top: 10px;
  border: 2px dashed #bbb;

  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;

  text-align: center;
  font-size: 1.15rem;
  font-weight: bold;
  color: #555;
  cursor: pointer;
  border-radius: 10px;
  transition: all 0.3s ease-in-out;
}

.file-drop-zone:hover {
  background-color: #f0f8ff;
  border-color: #007bff;
}

.file-drop-zone.active {
  background-color: #f0f8ff;
  border-color: #007bff;
}

.filename {
  font-size: 0.9rem;
  font-weight: normal;
}

/* Select Styling */
.selector-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 10px;
}

.selector-label {
  font-weight: bold;
}

.selector {
  padding: 10px;
  font-size: 1rem;
  border-radius: 8px;
  border: 1px solid #ccc;
  background-color: #fff;
  color: #333;
  transition: border-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.selector:hover {
  border-color: #007bff;
  box-shadow: 0 0 5px rgba(0, 123, 255, 0.3);
}

.selector:focus {
  border-color: #007bff;
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.2);
}

/* Progress Bar Styling */
#decodeProgress {
  width: 80%;
  display: none;
  height: 20px;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 10px;
  overflow: hidden;
  background-color: #eee;
  margin: 10px 0;
  border: none;
}

#decodeProgress::-webkit-progress-bar {
  background-color: #eee;
}

#decodeProgress::-webkit-progress-value {
  background-color: #007bff;
  transition: width 0.2s ease-in-out;
}

#decodeProgress::-moz-progress-bar {
  background-color: #007bff;
}

#errorMessage {
  display: none;
  width: 80%;
  padding: 12px 16px;
  border: 1px solid #f5c2c7;
  border-left: 4px solid #dc3545;
  background-color: #f8d7da;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  margin: 10px 0;
  text-align: left;
  font-size: 0.95rem;
  color: #842029;
  line-height: 1.5;
  font-weight: 500;
}

canvas {
  width: 100%;
  max-width: 600px;
  height: auto;
  background-color: #ddd;
  border-radius: 10px;
}

.feedback-card {
  position: relative;
  width: 80%;
  background: #fff;
  border: 1px solid #e9eef5;
  border-left: 4px solid #007bff;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  padding: 16px 18px;
  text-align: left;
}

.feedback-card p {
  font-size: 0.95rem;
  color: #444;
  line-height: 1.5;
}

@media screen and (max-width: 1024px) {
  .main-container {
    padding: 30px 20px;
    width: 100%;
  }

  #errorMessage {
    width: 100%;
  }

  .feedback-card {
    width: 100%;
  }
}

@media screen and (max-width: 760px) {
  .file-drop-zone {
    width: 95%;
    padding: 20px 10px;
    font-size: 1rem;
    margin: 10px;
  }

  .selector-container {
    margin-bottom: 10px;
  }

  .feedback-card {
    padding: 14px 16px;
  }

  .feedback-card p {
    font-size: 0.93rem;
  }
}