#content .content-main {
    width: 900px;
    height: 1350px;
    margin-left: 20px;
    border: 1px solid #fff;
    background-color: #000;
    border-top: none;
}

#content .content-main .content-main-nav .left img {
    margin: 11px 0 0 -4px;
}

#content .content-main span.title img {
    margin: -5px 0 0 0;
}

#content .content-main span.left img {
    margin: 0 5px 0 8px;
}

#content .content-main span.top img {
    margin-top: -6px;
}