* {
    line-height: 125%; 
    box-sizing: border-box;
}
h1 {
    color: blue;
    text-align: center;
}
h2 {
    color: green;
}
h1 {
    color: white;
    text-align: center;
}
body {
    background-color: lightblue;
    font-family: times new roman;
    font-size: 16px;
}
div.wrapp{
    background-color: pink;
}
div.wrap {
    background-color: blue;
}
div.head {
    background-color: black;
}
div.wrapper{
    background-color: red;
}
div.container {
    background-color: orange;
     }
div#navigation {
    background-color: yellow;
    overflow: auto;
}
div#nav {
    background-color: green;
    width: calc(30% - 10px);
    float: left;
}
div#content {
    background-color: grey;
    text-align: center;
    width: calc(70% - 10px);
    float: right;
}
div#nav, div#content {
    margin: 5px
}
/*
div.photo {
    display: inline-block;
    vertical-align: middle;
    width: 100px;
    height: 100;
    margin: 5px;
}*/
img {
    border: 5px;
    padding: 5px;
    max-width: 70%;
    max-height: 100%;
}
img.photo {
    width: 400px;
}