body {
  font-family: "Arial", sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  max-width: 400px;
  width: 90%;
}

h1 {
  color: #333;
  margin-bottom: 10px;
  font-size: 28px;
  font-weight: 300;
}

.subtitle {
  color: #666;
  margin-bottom: 30px;
  font-size: 16px;
}

#qr-container {
  background: white;
  padding: 20px;
  border-radius: 15px;
  margin: 30px 0;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  display: inline-block;
}

#qrcode {
  display: block;
  margin: 0 auto;
}

.url-display {
  background: #f8f9fa;
  padding: 15px;
  border-radius: 10px;
  margin: 20px 0;
  word-break: break-all;
  font-family: "Courier New", monospace;
  font-size: 14px;
  color: #495057;
  border: 2px solid #e9ecef;
}

/*.download-btn {
  background: linear-gradient(45deg, #667eea, #764ba2);
  color: white;
  border: none;
  padding: 12px 30px;
  border-radius: 25px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.3s ease;
  margin: 10px 5px;
}*/

.size-controls {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.size-btn {
  background: none;
  border: 1px solid #ccc;
  color: #555;
  padding: 8px 15px;
  margin: 0 5px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 14px;
}

.size-btn:hover {
  border-color: #764ba2;
  color: #764ba2;
}

.size-btn.active {
  background: linear-gradient(45deg, #667eea, #764ba2);
  border-color: #764ba2;
  color: white;
  box-shadow: 0 4px 10px rgba(118, 75, 162, 0.3);
}

.download-btn {
  width: 100%;
  padding: 12px;
  margin-top: 10px;
  border: none;
  border-radius: 8px;
  color: white;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s ease;
  background: linear-gradient(45deg, #667eea, #764ba2);
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
  opacity: 0.9;
}

.info-text {
  color: #6c757d;
  font-size: 14px;
  margin-top: 20px;
  line-height: 1.5;
}

.url-input-group {
  margin-bottom: 25px;
  text-align: left;
}

.url-input-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: #555;
  font-size: 14px;
}

.url-input {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 16px;
  box-sizing: border-box;
}

.card-footer {
  border-top: 1px solid #eee;
  margin-top: 30px;
  padding-top: 20px;
}

.social-links {
  display: flex;
  flex-wrap: wrap; /* Permite que los iconos se ajusten a varias líneas */
  justify-content: center;
  gap: 15px; /* Espacio entre los iconos */
  margin: 15px 0;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #f0f0f0;
  transition: background-color 0.2s ease;
}

.social-link:hover {
  background-color: #e0e0e0;
}

.social-icon {
  width: 20px;
  height: 20px;
  fill: #555; /* Color por defecto de los iconos */
  transition: fill 0.2s ease;
}

.social-link:hover .social-icon {
  fill: #764ba2; /* Color al pasar el mouse */
}

.info-text {
  margin-top: 25px;
  color: #888;
  font-size: 14px;
}

.footer-title {
  color: #333;
  font-size: 14px;
  font-weight: bold;
  margin-bottom: 10px;
}