#circle1 {
    position: absolute;
    top: 25px;
    left: 150px;
    height: 80px;
    width: 100px;
    background-image: linear-gradient(white, rgb(130, 192, 212)); 
    box-shadow: 1px 1px 1px black;
    text-align: center;
    border-radius: 50%;
    font-size: 12px;
    padding-top: 20px;

  }
  #circle2 {
    position: absolute; fixed; 
    top: 25px;
    left: 450px;
    height: 80px;
    width: 100px;
    background-image: linear-gradient(white, rgb(130, 192, 212)); 
    box-shadow: 1px 1px 1px black;
    text-align: center;
    border-radius: 50%;
    font-size: 12px;
    padding-top: 20px;
  }

#circle3 {
  position: absolute;
  top: 25px;
  left: 1800px;
  height: 80px;
  width: 100px;
  background-image: linear-gradient(white, rgb(130, 192, 212)); 
  box-shadow: 1px 1px 1px black;
  text-align: center;
  border-radius: 50%;
  font-size: 12px;
  padding-top: 20px;
}
#circle4 {
    position: absolute;
    top: 25px;
    left: 1400px;
    height: 80px;
    width: 100px;
    background-image: linear-gradient(white, rgb(130, 192, 212)); 
    box-shadow: 1px 1px 1px black;
    text-align: center;
    border-radius: 50%;
    font-size: 12px;
    padding-top: 20px;
  }
  

h1 {text-align: center;
color: darkblue}
h2 {text-align: center}
#books {font-family:'Times New Roman', Times, serif
    width: 600px;
    height: 200px;
    border: 5px darkblue;
    border-top-right-radius: 15px;
    border-bottom-left-radius: 15px;
    padding: 50px;
    margin: 20px;
    overflow:scroll;
    opacity: 0.15;
    column-count: 3;
    transition: 1s ease-in-out;
} 

#books:hover{
    opacity: 1;
}
#Penelope {font-family:'Times New Roman', Times, serif;
    float: left;
    height: 450px;
    border: 10px solid darkblue;
    border-style:double;
    order-top-right-radius: 15px;
    border-bottom-left-radius: 15px;
    padding: 50px;
    margin: 20px;
    overflow:scroll;
    background-color: white;
opacity: 0;
transition: 1s ease-in-out;}

    #Ulysses {font-family:'Times New Roman', Times, serif;
        float: left;
        height: 300px;
        border: 10px inset darkblue;
        border-style:solid;
        border-radius: 25%;
        padding: 50px;
        margin: 20px;
        overflow:scroll;
        opacity: 0;
        transition: 1s ease-in-out;
        }

        #Penelope:hover {
            opacity: 1.0;
        }

        #Ulysses:hover {
            opacity: 1.0;
        }