#main_content h1 {
    font-weight:700;
    text-transform: none;
    margin-bottom: 15px;
}
#main_content h2 {
    font-weight:600;
    text-transform: none;
    margin-bottom: 10px;
    margin-top: 15px;
}
#main_content h3 {
    font-weight:500;
    text-transform: none;
    margin-bottom: 5px;
    margin-top: 15px;
}
#main_content h4 {
    font-weight:500;
    text-transform: none;
    margin-bottom: 5px;
    margin-top: 15px;
}
#main_content h5 {
    font-weight:500;
    text-transform: none;
    margin-bottom: 5px;
    margin-top: 15px;
}

#main_content p {
    color: #444;
}