body {
      margin: 0;
      height: 100vh;
      display: flex;
      align-items: center;
      justify-content: center;
      background: #ffffff; /* color de fondo */
    }
    #logo {
      max-width: 220px;
      animation: fadeIn 0s ease-in-out;
    }
    @keyframes fadeIn {
    
      to   {  transform: scale(1); }
    }