body {
    margin:0;
    padding:0;
    background-color:azure;
    font-family:'Times New Roman';
    font-size: 26px;
    color:black;

}

#mainSection{
    text-align:left;
    padding: 10px;
}

.section{
    text-align: center;

}

.center{
    text-align:center;

}

ul{
    list-style: none;
    margin:0;
    padding:0;
}

.nav{
    display:inline-block;
    padding:10px;
    text-align: left;
    position:absolute;
    top:100px;
}

.nav > ul {
        list-style: none;
        margin: 0;
        padding: 0;
}

.nav > li:hover {
        background-color:antiquewhite;
}

.nav > li {
        display: inline-block;
        padding: 20px;
}


img{
    width:250px;
    height:100px;
    margin:10px;
    margin-bottom: 10px;
    box-sizing: border-box;
}

footer{
    text-align:center;
    padding:2px;

}