#intro {
    float: left;
    max-width: 550px;
    font-size: 18px;
}

#sidebar {
    float: right;
}

#bluebuttonbackground {
    background-color: #2B6CA3;
    float:right;
}

#bluebutton {
    padding: 5px 10px;
    color: white;
    text-align: center;
}