body {
    background-color: white;
    color: black;
}

body, body * {
    margin: 0;
    padding: 0;
}

header {
    background: #D7DADB;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 50px;
    z-index: 99;
    /* box-shadow: 0 8px 6px -6px #999; */
}
header nav {
    width: 700px;
    margin: 0 auto;
    position: relative;
}

footer {
    margin-top: 3em;
    background: #D7DADB;
}
footer > div {
    width: 700px;
    margin: 0 auto;
    font: 15px Verdana, sans-serif;
    font-style: italic;
    padding-top: 1em;
    padding-bottom: 1em;
}

p a {
    text-decoration: none;
    margin-bottom: -1px;
    border-bottom: 1px dotted;
}
p a:link {
    color: black;
}
p a:hover {
    border-bottom: 1px solid;
}

.button {
    padding-top: 12px;
    padding-bottom: 8px;
    border-radius: 2px;
    padding-left: 20px;
    padding-right: 20px;
    font-size: 16px;
    font-family: sans-serif;
}

nav * {
    vertical-align: top;
}
.logo {
    color: black;
    text-decoration: none;
}
.logo img {
    height: 20px;
    padding-top: 15px;
    padding-bottom: 15px;
}
.logo h1 {
    display: inline-block;
    font-family: sans-serif;
    font-size: 22px;
    padding-top: 14px;
    padding-bottom: 16px;
    padding-left: 3px;
}
.nav-right a {
    display: inline-block;
    margin-top: 6px;
    margin-bottom: 6px;

    margin-left: 2px;
    text-decoration: none;
}
.nav-right .oi, .download-button .oi {
    position: relative;
    margin-right: 2px;
    font-size: 12px;
}
.nav-download {
    background-color: #FC4349;
    color: #eee;
}
.nav-purchase {
    background-color: #6DBCDB;
    color: #fff;
}
.nav-right {
    position: absolute;
    top: 0;
    right: 0;
}

article {
    margin-top: 70px;
}
.article-content {
    width: 700px;
    margin: 0 auto;
    
    font-family: Verdana, sans-serif;
    font-size: 15px;
    line-height: 1.6;
}
.big h2 {
    font-family: "Helvetica Neue", sans-serif;
    font-weight: 400;
}
article p {
    margin: 1em 0px;
}
article h2 {
    font-family: sans-serif;
    margin: 1em 0px;
}
article h3 {
    font-family: sans-serif;
    margin: 1em 0px;
}

.demo {
    position: relative;
    width: 100%;
    padding-top: 62%; /* Hack so height is relative to width. */
}
.demo video {
    position: absolute;
    border: none;
    height: 100%;
    left: 0;
    width: 100%;
    top: 0;
}

.download-button {
    display: block;
    background-color: #FC4349;
    padding-top: 14px;
    padding-bottom: 10px;
    padding-left: 14px;
    padding-right: 14px;
    border-style: none;
    border-radius: 2px;
    width: 60%;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    margin-top: 1em;
    margin-bottom: 0.5em;

    font-size: 16px;
    font-family: sans-serif;
    color: #eee;
    text-decoration: none;
}
.download-button:hover, .nav-download:hover {
    background-color: #FF3030;
}
.download-other, .download-notice {
    display: block;
    text-align: center;
    margin: 1em auto;
    text-decoration: none;
    font-size: small;
    color: gray;
}
p.download-other a {
    color: gray;
}
.download-notice {
    color: black;
}

.subscribe {
    text-align: center;
}
.subscribe-email {
    width: 60%;
}
.subscribe-button {
    border: none;
    background-color: #2C3E50;
    cursor: pointer;
    color: white;
    border: 1px solid #2C3E50;
}

hr {
    margin-top: 2em;
    margin-bottom: 2em;
}

.testimonials .twitter-tweet {
    margin: 0 auto;
}

ul.features {
    list-style: none;
}
.features img {
    margin-left: 1em;
    margin-right: 1em;
    display: inline-block;
    width: 30%;
}
.caption {
    display: inline-block;
    width: 60%;
    vertical-align: top;
}
.caption h2 {
    font-weight: 300;
}

@media only screen and (max-width: 768px) {
    header nav, .article-content {
        width: 95%;
    }
}