body {
    margin: 40px auto;
    width: 70%;
}
nav ul, footer ul {
    font-family:'Helvetica', 'Arial', 'Sans-Serif';
    padding: 0px;
    list-style: none;
    font-weight: bold;
}
nav ul li, footer ul li {
    display: inline;
    margin-right: 20px;
}
a {
    text-decoration: none;
    color: #2dafe2;
}
a:hover {
    text-decoration: underline;
}
h1 {
    font-size: 3em;
    font-family:'Helvetica', 'Arial', 'Sans-Serif';
}
p {
    font-size: 1.0em;
    line-height: 1.2em;
    color: #333;
}
footer {
    border-top: 1px solid #d5d5d5;
    font-size: .8em;
}

ul.posts { 
    margin: 10px auto 15px; 
    font-size: 1.5em;
}

ul.posts li {
    list-style: none;
}

img[src*='#center'] { 
    display: block;
    margin: auto;
    width:360px;
    height:500px;
    border: 1px solid black;
}
img[src*='#center_rect'] { 
    display: block;
    margin: auto;
    width:480px;
    height:400px;
    border: 1px solid black;
}
img[src*='#center_sqr'] { 
    display: block;
    margin: auto;
    width:340px;
    height:300px;
    border: 1px solid black;
}
img[src*='#center_lrect'] { 
    display: block;
    margin: auto;
    width:520px;
    height:360px;
    border: 1px solid black;
}
}
img[src*='#center_2sqr'] { 
    display: block;
    margin: auto;
    width:380px;
    height:340px;
    border: 1px solid black;
}
img[src*='#center_2rect'] { 
    display: block;
    margin: auto;
    width:480px;
    height:340px;
    border: 1px solid black;
}
img[src*='#center_lsqr'] { 
    display: block;
    margin: auto;
    width:780px;
    height:540px;
    border: 1px solid black;