/* Reset CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  /* Body Styles */
  body {
    background-color: #f8f8f8; /* Creme Weiß */
    font-family: 'Arial', sans-serif;
  }
  
  /* Container Styles */
  .container {
    margin-left: 33%;
    margin-right: 33%;
    margin-bottom: 3%;
  }

  .inactive {
    visibility: hidden;
  }
  
  /* Header Styles */
  header {
    background-color: #4c7581;
    color: #fff;
    padding: 10px;
    text-align: center;
  }
  
  /* Main Content Styles */
  main {
    padding: 20px;
  }
  
  /* Footer Styles */
  footer {
    background-color: #4c7581;
    color: #fff;
    padding: 10px;
    text-align: center;
    position: fixed;
    bottom: 0;
    width: 100%;
  }
  
  /* Hyperlink Styles */
  a {
    color: #0066cc; /* Blau */
    text-decoration: none;
  }
  
  a:hover {
    text-decoration: underline;
  }
  
/* Responsive Design für Smartphones */
@media only screen and (max-width: 600px) {
  .container {
    margin-left: 0;
    margin-right: 0;
  }
}