body {
 margin:3em auto;
 position:relative;
 text-rendering:optimizeLegibility
}
@media (min-width:992px) {
 body { width:970px }
}
@media (min-width:1200px) {
 body { width:1170px }
}
img {
    float: left;
    margin: 2em; 
    margin-bottom: 150em
}
p {
    margin-right:3em;
}
h1 {
    text-align:center;
    font-family:sans-serif;
    font-size:xx-large
}
h3 {
    margin-top:4em;
    margin-bottom: 2em
}
a:link { color: #337ab7 }
a:visited { color: #aa7ab7 }
a { text-decoration: none }
a::after { content: "]" }
a::before { content: "[" }