/* Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Body */
body {
  font-family: "Helvetica Neue", Arial, sans-serif;
  background-color: #f0f2f5;
  color: #333;
  line-height: 1.5;
}

/* Container */
.container {
  max-width: 600px;
  margin: 60px auto;
  background-color: #fff;
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

@media (min-width:384px) and (max-width: 768px) {
  .container {
    margin: 20px auto; /* Reduce margin for smaller screens */
  }
}

@media (max-width: 383px) {
  .container {
    margin: 1px auto; /* Reduce margin for smaller screens */
  }
}
/* Heading */
h1 {
  text-align: center;
  margin-bottom: 20px;
  font-weight: 600;
  font-size: 24px;
  color: #444;
}

/* Messages */
.error-message {
  background-color: #f8d7da;
  color: #721c24;
  padding: 12px;
  border-radius: 5px;
  margin-bottom: 20px;
}
.success-message {
  background-color: #d4edda;
  color: #155724;
  padding: 12px;
  border-radius: 5px;
  margin-bottom: 20px;
}
.info-message {
  background-color: #e2e3e5;
  color: #383d41;
  padding: 12px;
  border-radius: 5px;
  margin-bottom: 20px;
}

/* Drag-and-drop area */
#drop-area {
  border: 2px dashed #ccc;
  border-radius: 6px;
  padding: 30px;
  text-align: center;
  margin-bottom: 20px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
#drop-area p {
  color: #666;
  font-size: 16px;
}
#drop-area:hover {
  background-color: #f9f9f9;
}

/* Options section */
.options-section {
  margin-top: 20px;
  margin-bottom: 20px;
}
.options-section p {
  margin-bottom: 10px;
  font-weight: 600;
}
.options-section label {
  display: block;
  margin-bottom: 5px;
  cursor: pointer;
}

/* Button */
button {
  display: inline-block;
  background-color: #007bff;
  color: #fff;
  padding: 12px 30px;
  border: none;
  border-radius: 4px;
  font-size: 16px;
  cursor: pointer;
}
button:hover:not(:disabled) {
  background-color: #0069d9;
}
button:disabled,
button.disabled {
  background-color: #ccc;
  cursor: not-allowed;
}

/* Download link */
.download-link {
  display: inline-block;
  background-color: #28a745;
  color: #fff;
  text-decoration: none;
  padding: 10px 20px;
  margin-top: 10px;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}
.download-link:hover {
  background-color: #218838;
}