*{
    justify-content: center;
    text-align: center;
}

html, body{
    height: 100%;
}

#header{
    height: 10%;
    background-color: darkgray;
}

#navbar{
    height:5%;
    background-color: dimgrey;
}

#sections{
    height: 80%
}

#footer{
    height: 5%;
    background-color: black;
    color: white;
}

#section1{
    background-color: lightcoral;
}
#section2{
    background-color: darkseagreen;
}