body {
      background-color: #f8f9fa;
    }
    .tracking-step.active .step-icon {
      background-color: #0d6efd;
      color: white;
    }
    .tracking-step.completed .step-icon {
      background-color: #198754;
      color: white;
    }
    .step-icon {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background-color: #e9ecef;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 10px;
    }
    .tracking-line {
      height: 3px;
      background-color: #dee2e6;
      position: relative;
      top: 25px;
      z-index: -1;
    }
    .tracking-line.completed {
      background-color: #198754;
    }
    .tracking-info {
      background-color: white;
      border-radius: 10px;
      box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }
    .header-logo {
      height: 40px;
    }
    .navbar {
      box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }

    a{
        text-decoration: none;
    }