#previewHeader {
    float: left;
    width: 100%;
    clear: both;
    border-bottom: 1px solid #aaa;
    background: #fff;
    color: #333;
}

#previewHeader .logo {
    display: block;
    float: left;
    margin: 6px 20px;
}

#previewWrapper {
    width: 100%;
    margin: 0;
    padding: 0;
    border: none;
    display: block;
    float: left;
    clear: both;
}

h1 {
    font-size: 20px;
    float: left;
    line-height: 62px;
    padding: 0;
    margin: 0;
}

#downloadControl {
    float: right;
    padding: 22px 20px 0;
}

#downloadControl #btnDownload {
    background: #ddd;
    color: #333;
    border: 1px solid #aaa;
    font-size: 16px;
    padding: 6px 12px;
    text-decoration: none;
    font-weight: bold;
    margin-right: 4px;
    margin-left: 6px;
}

#downloadControl #btnDownload:hover {
    opacity: 0.8;
}

#back {
    cursor: pointer;
}

@media (max-width: 767px) {
    #previewHeader {
        text-align: center;
        padding: 1em;
    }

    #previewHeader .logo, h1, #downloadControl {
        float: none;
    }
}