#rules-modal {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    z-index: 3;
    overflow-y: scroll;
    
    display: none;
  }
  #rules-modal h1 {
    margin: auto
  }
  #rules-header {
    text-align: center;
    padding: 20px 0px;
  }
  
  #rules-header img {
    width: 60%;
    margin-bottom: 10px;
  }
  
  #rules-image img {
    width: 100%;
    display: block;
    margin: 0 auto;
  }
  
  #rules-content {
    padding: 20px;
    text-align: center;
    font-size: 0.9em;
  }
  
  #rules-content h2 {
    font-weight: bold;
  }
  
  #rules-content ul {
    text-align: left;
    list-style: none;
    padding: 0;
    max-width: 95%;
    margin-bottom: 25px;
  }
  
  #rules-content ul li {
    margin-bottom: 10px;
  }