.index_menu {
    margin: 20px 0;
    text-align: center;
    line-height: 20px;
    font-family: Arial;
    font-size: 12px;
}

.letter_heading {
    margin: 20px 0;
    font-size: 14px;
    font-weight: bold;
}

.index_item {
    margin: 0px 0px 8px 0px;
}

.to_top_link {
    margin: 20px 0;
    font-size: 13px;
    font-weight: bold;
}