body {
  font-family: "Segoe UI", Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #2b2b2b;
  color: #e0e0e0;
}

.container {
  max-width: 90%;
  margin: 50px auto;
  padding: 15px;
  background: #333333;
  box-shadow: 0 2px 4px rgba(255, 255, 255, 0.1);
  border-radius: 5px;
}

#responseContainer {
  margin-top: 15px;
  border: 1px solid #444;
  padding: 10px;
  min-height: 100px;
  background-color: #3a3a3a;
  color: #e0e0e0;
}

.btn-primary {
  background-color: #007bff;
  color: white;
  border: none;
}

#userInput {
  margin-bottom: 10px;
  background-color: #424242; /* Darker shade for textarea */
  color: #e0e0e0; /* Light text for readability */
  border: 1px solid #555; /* Adjusted border color */
  padding: 10px; /* Added padding for better text visibility */
}
#patternSelector {
  margin-bottom: 10px;
  background-color: #424242; /* Darker shade for textarea */
  color: #e0e0e0; /* Light text for readability */
  border: 1px solid #555; /* Adjusted border color */
  padding: 10px; /* Added padding for better text visibility */
  height: 40px;
}

@media (min-width: 768px) {
  .container {
    max-width: 80%;
  }
}

.light-theme {
  background-color: #fff;
  color: #333;
}

.light-theme .container {
  background: #f0f0f0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.light-theme #responseContainer,
.light-theme #userInput,
.light-theme #patternSelector {
  background-color: #fff;
  color: #333;
  border: 1px solid #ddd;
}

.light-theme .btn-primary {
  background-color: #0066cc;
  color: white;
}

.hidden {
  display: none;
}