body {
      margin-left: 15%;
      margin-right: 15%;
      margin-top: 10%;
      margin-bottom: 10%;
      
      font-family: sans serif;
      font-size: 1.2em;
      line-height: 1.3em;
    }
    
    summary {
      font-family: serif;
      font-size: 2em;
      line-height: 1.5em;
    }
    
    a:link, a:visited {
font-family: monospace;
      font-weight: bold;
      font-size: 1.3em;
      line-height: 1.1em;
color: black;
background-color: white;
text-decoration: underline limegreen wavy;
}


a:hover, a:active {
  font-family: monospace;
      font-weight: bold;
      font-size: 1.3em;
      line-height: 1.1em;
color: limegreen;
background-color: white;
text-decoration: underline black wavy;
}
    
    u { 
     font-family: monospace;
     font-weight: bold;
     font-size: 1.3em;
     line-height: 1.1em;
    color: white;
    background-color: limegreen;
      text-decoration: none;
    }
  
       
   mark { 
      font-family: monospace;
     font-weight: bold;
     font-size: 1.3em;
     line-height: 1.1em;
     color: black;
    background-color: lightgreen;
    }
    
    s {
      text-decoration: line-through limegreen double;
    }
    
    h5 {
      font-family: monospace;
      font-size: 0.75em;
      color: gray;
    }