.div1{
    background-color: blue;
    font-size: 5px;
    font-family: 'Courier New', Courier, monospace;
  
}
.div2{
    background-color: brown;
    font-size: 10px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
   
}
.div3{
    background-color: aquamarine;
    font-size: 15px;
    font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
   
}