@keyframes pulse {
      0% { transform: scale(1); opacity: 1; }
      50% { transform: scale(1.3); opacity: 0.6; }
      100% { transform: scale(1); opacity: 1; }
    }

    .pulse-animation {
      animation: pulse 4.5s infinite ease-in-out;
    }

    .info-hotspot-icon {
      width: 10px;
      height: 10px;
    }

    #helpModal {
      display: none;
      background-color: rgba(0, 0, 0, 0.95);
      opacity: 0.8;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: 9999;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 20px;
    }

    #helpModal.visible {
      display: flex;
    }

    #helpModal .info-hotspot-text {
      text-align: center;
      color: #fff;
      max-width: 700px;
      font-size: 18px;
      line-height: 1.6;
    }

    #helpModal .info-hotspot-text img {
      max-width: 100%;
      height: auto;
      margin: 20px 0;
      border-radius: 8px;
    }

    .oben-rechts {
      position: absolute;
      top: 0;
      right: 0;
      width: 25px;
      height: 25px;
    }