body {
    background-color: lightgreen;
    display: flex;
    flex-direction: column;

}

.title {
    background-color: red;
    height: 200px;
    min-height: 20%;
    justify-content: center;
}

.content {
    background-color: lightblue;
    height: 500px;
    display: flex;
    flex-direction: row;
}


.navigation {
    background-color: yellow;
    width: 20%;
}

.mainSection {
    background-color: pink;
    width: 80%;
}

.navBox {
    background-color: orange;
    margin-left: 5px;
}