* {
  box-sizing: border-box;
}

html, body {
    color: #000;
    background: #efe0d2;
    padding: 0;
    margin: 0;
    text-rendering: optimizelegibility;
}
html { height: 100%; }
body { min-height: 100% }

main {
    max-width: 64em;
    padding: 1em 2em;
    margin: 0 auto;
    background: #fff;
    background: rgba(255, 255, 255, 0.80);
}

@media (min-width: 64em) {
    body {
        padding: 1em 0;
    }
}

@media (min-width: 400px) and (min-height:500px) {
    body {
        background: #efe0d2 url(longcat-bg.png) no-repeat bottom right fixed;
    }
}

a, a code, a:link, a:link code {
    text-decoration: none;
    color: #00f;
    border-bottom: 1px dotted #99f;
}
a:visited {
    color: #63c;
}
a:hover, a:hover code, a:focus, a:focus code, a:active, a:active code {
    text-decoration: none;
    color: #09f;
    border-bottom: 1px solid #09f;
}
h1 a, h1 a:link, h1 a:hover, h1 a:active, h1 a:focus, h1 a:visited,
h2 a, h2 a:link, h2 a:hover, h2 a:active, h2 a:focus, h2 a:visited,
h3 a, h3 a:link, h3 a:hover, h3 a:active, h3 a:focus, h3 a:visited {
    border: none;
    color: inherit;
}

nav {
    float: right;
    margin: 1em 0 1em 1em;
    padding: 1em;
    background: #cfc;
    border: 1px dotted #0f0;
    box-shadow: 5px 5px 5px #ccc;
}
nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
nav li {
    line-height: 1.5em;
    text-align: left;
}
nav ul ul {
    margin: 0 2em;
}
nav a, nav a:link, nav a:hover, nav a:active, nav a:focus, nav a:visited {
    border: none;
}

figure {
    margin: 1em 0;
    text-align: center;
}
figure img {
    border: 1px solid #999;
    max-width: 100%;
}
figcaption {
    display: none;
}
iframe {
    width: 100%;
    margin: 2em auto;
}

p, li {
    text-align: justify;
    text-justify: distribute;
    text-justify: newspaper;
    line-height: 2em;
}
p img {
    border: 1px solid #999;
    background: #fff;
}
img.horse {
    width: 40%;
}
img.dog {
    width: 20%;
}
img.hedgehog {
    width: 20%;
}

h1 {
    font-size: 2em;
    margin: 0.75em 0;
    font-weight: bold;
}
h2 {
    font-size: 1.5em;
    margin: 1em 0;
    font-weight: bold;
    border-bottom: 1px dotted #ccc;
}
h3 {
    font-size: 1em;
    margin: 1em 0;
    font-weight: bold;
}


code {
    font-variant-numeric: lining-nums proportional-nums slashed-zero;
    color: #363;
}
pre {
    margin: 1em 3em;
}

ol {
    list-style: decimal;
}
ol ol {
    list-style: lower-roman;
}