*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
  }
  body {
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }
  #title {
    margin-top: 15px;
    font-size: 40px;
    text-align: center;
  }
  #description {
    margin: 10px;
    font-size: 16px;
    text-align: center;
  }
  #graph {     
    display: flex;
    justify-content: center;  
    margin-bottom: 35px;  
    margin-top: -35px;
  }
  #legend {      
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center; 
    margin-left: 75px; 
  }
  .legend-rect {  
    stroke: black;
  }
  #source {
    margin: 25px 0; 
  }
  a {
     color: darkgreen;
  }
  a:visited {
     color: darkgreen;
  }
  #tooltip {
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    border: none;
    padding: 10px;
    pointer-events: none;
    position: absolute;
    visibility: hidden;
    border-radius: 10px;
    min-width: 200px;
    min-height: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 13px;
  }
  .tooltip-text{
    padding: 4px 0;
  }
  .county:hover {
    stroke: black;
  }
  @media screen and (max-width: 900px) {
    #title {        
        font-size: 24px;        
    }
    #description {        
        font-size: 13px;        
    }
    #legend {
        margin-bottom: 25px;
    }
  }