/* Grundlegende Seiteneinstellungen */
    body, html {
      height: 100%;
      margin: 0;
      background-color: #000000; /* Schwarz */
      color: #888888; /* Grau */
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      font-family: Arial, sans-serif;
      text-align: center;
      position: relative; /* für den Button unten */
      min-height: 100vh;
    }
	  
	  .saldoclick {
	  	margin: 50vh 0 60 0px;		 
	  }
	  
	 

	  img {
  max-width: 100%;
  height: auto;
}

    /* Container für den Button am unteren Rand */
    .button-container {
      width: 100%;
      display: flex;
      justify-content: center;
      position: fixed; /* fixiert am unteren Rand */
      bottom: 30px;
      left: 0;
    }

    /* Metallischer Button */
    .metal-button {
      width: 250px;
      padding: 12px 0;
      background: linear-gradient(145deg, #8a8a8a, #4a4a4a);
      border: 1px solid #6e6e6e;
      border-radius: 8px;
      box-shadow:
        inset 2px 2px 5px #a9a9a9,
        inset -2px -2px 5px #3a3a3a,
        3px 3px 8px rgba(0,0,0,0.7);
      color: #ddd;
      font-size: 1rem;
      font-weight: 600;
      text-decoration: none;
      cursor: pointer;
      transition: background 0.3s ease, box-shadow 0.3s ease;
      user-select: none;
      display: inline-flex;
      justify-content: center;
      align-items: center;
      letter-spacing: 0.05em;
    }

    .metal-button:hover, 
    .metal-button:focus {
      background: linear-gradient(145deg, #b0b0b0, #7a7a7a);
      box-shadow:
        inset 2px 2px 7px #d0d0d0,
        inset -2px -2px 7px #5a5a5a,
        3px 3px 10px rgba(0,0,0,0.8);
      color: #fff;
      outline: none;
    }

 /* Container für die Buttons unten links */
  .button-box {
    position: fixed;
    bottom: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 10000;
  }
  
  /* Flache Buttons in dunkelgrau / metallic Look */
  .flat-button {
    background: linear-gradient(145deg, #4a4a4a, #2e2e2e);
    color: #eee;
    border: none;
    padding: 10px 15px;
    font-size: 16px;
    cursor: pointer;
    box-shadow:
      inset 1px 1px 3px #6b6b6b,
      inset -1px -1px 3px #252525;
    border-radius: 4px;
    transition: background 0.3s ease;
    width: 120px; /* fester Buttonbreite */
    text-align: center;
    text-decoration: none;
    display: inline-block;
  }
  
  .flat-button:hover {
    background: linear-gradient(145deg, #5a5a5a, #3e3e3e);
  }
  
  /* Overlay für Popup-Hintergrund */
  .overlay {
    display: none; /* versteckt */
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.5);
    z-index: 20000;
    justify-content: center;
    align-items: center;
  }
  
  .overlay.active {
    display: flex;
  }
  
  /* Popup-Box */
  .popup {
    background: #222;
    color: #eee;
    width: 70vw;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    border-radius: 8px;
    box-shadow: 0 0 15px #000;
    position: relative;
    padding: 20px 30px 30px 30px;
    font-family: Arial, sans-serif;
  }
  
  /* Schließen-Button "x" */
  .close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 22px;
    font-weight: bold;
    color: #ccc;
    cursor: pointer;
    user-select: none;
    transition: color 0.3s;
  }
  
  .close-btn:hover {
    color: #fff;
  }
  
  /* Überschrift Popup */
  .popup h2 {
    margin-top: 0;
    margin-bottom: 15px;
  }