.md_content code,
.md_content .code{
    font-family: "Courier New", serif;
    background-color: #eee;
    display: block;
    margin: 20px 40px;
    padding: 10px 20px;
    white-space: break-spaces;
}

.md_content img{
    display: block;
    margin: 20px auto;
}

.md_content strong{
    font-weight: bold;
    font-style: italic;
    color: #004494;
}