body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
  }
  .grid-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 5px;
    padding: 5px;
    width: 100%;
    height: 100%;
  }
  .grid-item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #fff;
    border-radius: 5px;
    transition: background-color 0.5s; /* For the fade effect */
  }
  .number {
    font-size: 4vw;
    font-weight: bold;
  }
  .text {
    font-size: 2vw;
    margin-top: 5px;
  }