body {
    background: url('img/background.jpg') no-repeat center fixed; 
    background-size: cover;
    text-align: center;
    margin: 0;
    padding: 0;
    font-family: Helvetica, Arial, sans-serif;
}

#wrapper {
    margin: 0;
    padding: 0;
}

h1 {
    margin: 0;
    padding: 0;
}

h1 img {
    margin-top: 30px;
    width:70%;
    height: auto;
}

h2, h3, h4 {
    font-weight: normal;
    font-variant: small-caps;
}

h4.intro {
    border-bottom: 1px solid #fff;
    margin-top: 0;
}

.section {
    width:400px;
    width:50vw;
    background:rgba(0, 0, 0, 0.8);
    margin:20px auto;
    color:#fff;
    padding:10px;
}

.section a {
    color:#fff;
}

.section-parent {
    background: none;
    overflow: hidden;
    padding: 0;
}

.subsection {
    width: 49%;
    float: left;
    background:rgba(0, 0, 0, 0.8);
    padding:1em 0;
}

.subsection-fb {
    background:rgba(59, 89, 152, 0.8);
}

.subsection-yt {
    background:rgba(196, 48, 43, 0.8);
}

.subsection.even {
    float: right;
}

.links {
    clear: both;
}

.links ul,
.links ul li {
    margin:0;
    padding: 0;
    list-style: none;
}

.links ul li a {
    display: block;
    border:1px solid #fff;
    margin: 5px 20px;
    padding: 5px;
    border-radius: 5px;
    text-decoration: none;
}

.links ul li a:hover {
    background: #fff;
    color:#000;
}

@media screen and (max-width: 1290px) {
    .subsection {
        width: 100%;
        float: none;
    }
}

@media screen and (max-width: 780px) {
    #tubular-container {
        display: none;
    }
    
    h1 img {
        margin-top: 5px;
        width: 90%;
    }
    
    .section {
        width: 100%;
    }
}