body{background-color:lightskyblue;
    padding-top:50px;
    padding-bottom:50px;
    margin-top: 0;
    margin-left: auto;
    margin-bottom: 0;
    margin-right: auto;
    width: 80vw;
    min-height: calc(100vh - 100px);
    text-align: center;
    font-family:Arial, Helvetica, sans-serif;}
hr{width: 60%; height: 2px; background-color:black; border-color:black}
section{width: 20%;}
main{display: flex; justify-content: center;}
li{text-align:left;}
h2{text-align: left;}