body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.6;
  color: #333;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}
.container {
  background-color: #f9f9f9;
  border-radius: 8px;
  padding: 30px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
h1 {
  text-align: center;
  margin-bottom: 30px;
  color: #2c3e50;
}
label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
}
textarea, input, select {
  width: 100%;
  padding: 12px;
  margin-bottom: 20px;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-sizing: border-box;
  font-size: 16px;
}
button {
  background-color: #3498db;
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  display: block;
  width: 100%;
}
button:hover {
  background-color: #2980b9;
}
button:disabled {
  background-color: #95a5a6;
  cursor: not-allowed;
}
.result {
  margin-top: 30px;
  padding: 20px;
  border: 1px solid #ddd;
  border-radius: 4px;
  background-color: #fff;
  word-break: break-all;
}
.error {
  color: #e74c3c;
  font-weight: bold;
}
.copy-btn {
  background-color: #2ecc71;
  margin-top: 10px;
}
.copy-btn:hover {
  background-color: #27ae60;
}
.success-message {
  color: #2ecc71;
  font-weight: bold;
  text-align: center;
  margin-top: 10px;
  height: 20px;
}
.secret-container {
  margin-top: 15px;
  margin-bottom: 15px;
  padding: 15px;
  border-radius: 4px;
  background-color: #f5f5f5;
  font-family: monospace;
  white-space: pre-wrap;
}
.show-btn {
  background-color: #f39c12;
}
.show-btn:hover {
  background-color: #e67e22;
}
.button-group {
  display: flex;
  gap: 10px;
  margin-top: 15px;
}
.button-group button {
  flex: 1;
}
.masked-content {
  -webkit-text-security: disc;
  text-security: disc;
}
.warning {
  padding: 10px;
  background-color: #ffecb3;
  border-left: 4px solid #ffa000;
  margin-bottom: 20px;
}
.status {
  font-style: italic;
  color: #7f8c8d;
  margin-bottom: 15px;
}
.timer {
  text-align: center;
  font-weight: bold;
  margin-top: 15px;
  color: #e74c3c;
}

/* 404 page specific styles */
#message {
  background: white;
  max-width: 360px;
  margin: 100px auto 16px;
  padding: 32px 24px 16px;
  border-radius: 3px;
}
#message h3 {
  color: #888;
  font-weight: normal;
  font-size: 16px;
  margin: 16px 0 12px;
}
#message h2 {
  color: #ffa100;
  font-weight: bold;
  font-size: 16px;
  margin: 0 0 8px;
}
#message h1 {
  font-size: 22px;
  font-weight: 300;
  color: rgba(0,0,0,0.6);
  margin: 0 0 16px;
}
#message p {
  line-height: 140%;
  margin: 16px 0 24px;
  font-size: 14px;
}
#message a {
  display: block;
  text-align: center;
  background: #039be5;
  text-transform: uppercase;
  text-decoration: none;
  color: white;
  padding: 16px;
  border-radius: 4px;
}
#message, #message a {
  box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
}
#load {
  color: rgba(0,0,0,0.4);
  text-align: center;
  font-size: 13px;
}
@media (max-width: 600px) {
  body, #message {
    margin-top: 0;
    background: white;
    box-shadow: none;
  }
  body {
    border-top: 16px solid #ffa100;
  }
}