.footer {
    position: fixed;
    left: 0;
    bottom: 10px;
    width: 100%;
    height: 60px;
    background-color: gray;
    color: white;
    text-align: center;
    opacity: 0.7;
  }
  
  h3 {
    width: 100%;
    font-size: 30px;
    height: 50px;
    background-color: gray;
    color: black;
    text-align: center;
  }
  
  .container {
    display: inline-block;
    cursor: pointer;
  }