.notice-board {
    width: 400px;
    height: 100px;
    overflow: hidden;
    background-color: #e9f7ef;
    border: 2px solid #6500C4;
    padding: 10px;
    box-sizing: border-box;
    position: relative;
    font-family: Arial, sans-serif;
    font-weight: bold;
    color: #27ae60;
  }

  .scroll-text {
    display: inline-block;
    position: absolute;
    bottom: -100%;
    animation: scroll-up 10s linear infinite;
  }

  @keyframes scroll-up {
    0% {
      bottom: -100%;
    }
    100% {
      bottom: 100%;
    }
  }