body {
    font-family: "Lato", sans-serif;
    font-weight: 300;
    font-size: 1.5em;
    color: #222;
    margin: 3em 0;
}
pre {
    font-weight: 300;
    font-size: .7em;
}
h1 {
    font-size: 2em;
    font-weight: 400;
    text-align: center;
}
h2 {
    font-size: 1.5em;
    font-weight: 400;
    margin: 1em 0;
}
h3 {
    font-size: 1.2em;
    font-weight: 400;
    margin: 2em 0 0.5em 0;

}
h4 {
    font-size: 1em;
    font-weight: 400;
    margin: 2em 0 0.5em 0;
}
code {
    background-color: #f5f5f5;
    color: #333;
}
.obsolete {
    color: #999;
    text-decoration: line-through;
}
.timestamp {
    color: #999;
    font-size: 0.8em;
}
.container {
    background-image:url('EvilKeyHalf_small.gif');
    background-repeat:no-repeat;
    background-attachment:scroll;
    background-position:100% 5px; 
    background-size: 50%;
}
@media (min-width: 768px) {
    pre {
        font-size: .9em;
    }
    h1 {
        margin: 1em 0;
        text-align: left;
    }
    .download {
        padding-left: 20px;
        font-size: 0.8em;
    }
    .container {
        background-image:url('EvilKeyHalf_768px.gif');
        background-size: auto;
    }
}
@media (min-width: 992px) {
    body {
        font-size: 2em;
    }
    .container {
        max-width: 970px;
        background-image:url('EvilKeyHalf_992px.gif');
        background-size: auto;
    }
    hr {
        margin: 3em 0;
    }
}