#footer {margin-top:80px;text-align: center;}
body.howto #container {
    text-align: center;
}
video:hover {cursor: pointer;}
.howto #container {   
    padding: 0 20px 0 20px;
}
.howto #container a,
.howto #footer a {
    color: black;
    text-decoration: underline;
}
.howto #container a:hover,
.howto #footer a:hover {
    color: #999;
}
.howto #container h1 {
    font-size: 2em;
    font-weight: bold;
    margin: 40px auto 20px auto;
}
.howto #container h2, .howto #container h3, .howto #container h4 {
    max-width: 500px;
}
.howto #container h2 {
    font-size: 1.2em;
    font-weight: bold;
    margin: 10px auto 0 auto;
}
.howto #container h3 {
    margin: 20px auto 40px auto;
}
.howto #container h4 {
    margin: 10px auto 60px auto;
    padding-bottom: 20px;
    border-bottom: 1px solid;
}
.mobile-videos, .desktop-videos {
    margin: auto;
    border: 1px solid;
    box-sizing: content-box;
}
.mobile-videos {
    max-width: 100%;
    height: auto;
}
@media only screen and (orientation: landscape) {

}
.mobile-videos {
        display: none;
    }
.desktop-videos {
        display: block;
    }
@media only screen and (orientation: portrait) {
    .mobile-videos {
        display: block;
    }
    .desktop-videos {
        display: none;
    }
}