body, html {
      height: 100%;
      margin: 0;
      background-color: #f5f5f5;
    }

    .centered-container {
      height: 100%;
      display: flex;
      justify-content: center;
      align-items: center;
      flex-direction: column;
    }

    .form-login {
      background-color: white;
      padding: 20px;
      border-radius: 10px;
      box-shadow: 0px 0px 10px rgba(0,0,0,0.1);
      width: 100%;
      max-width: 350px;
    }

    .form-login h4 {
      margin-bottom: 20px;
      text-align: center;
    }

    .logo {
      max-width: 150px;
      margin-bottom: 20px;
    }

    .group-btn {
      display: flex;
      justify-content: center;
    }