img{
    width: 100px;
    height: 100px;
    border-radius: 100px;
    width: 150px;
    height: 150px;
    margin-left: 10px;
    margin-right: 10px;
    margin-block: 31px; 
}
header{
    background-color: black;
    margin-left: 80px;
    color: aliceblue;
    float: left;
}
div{
    float: left;
}
section{
    text-align: justify;
    margin-left: 280px;
}
hr{
    margin-left: 60px;
    margin-right: 60px
}