body {
    background: white;
    color: black;
    font-family: "MS PGothic", "MS Gothic", sans-serif;
    font-style: normal;
    font-size: medium;
    line-height: 1.8;
    font-weight: normal;
}

a:link {
    color: #006400;  /* DARKGREEN */
    text-decoration: none;
}

a:visited {
    color: #90EE90;  /* LIGHTGREEN */
    text-decoration: none;
}

a:hover {
    color: #EE82EE;  /* VIOLET */
    text-decoration: underline;
}

h1 {
    text-align: center;
    font-size: xx-large;
    font-weight: bold;
}

h2 {
    text-align: center;
    font-size: x-large;
    font-weight: bold;
}

h3 {
    text-align: center;
    font-size: x-large;
    font-weight: bold;
}

h4 {
    text-align: center;
    font-size: large;
    font-weight: bold;
}

h5 {
    text-align: center;
    font-size: medium;
    font-weight: bold;
}

h6 {
    text-align: left;
    font-size: medium;
    font-weight: bold;
}

mark {
    font-weight: bold;
}

caption {
    text-align: center;
    font-size: large;
    font-weight: bold;
}

th {
    font-weight: bold;
}

ul.di {
    list-style-type: disc;
}

ul.sq {
    list-style-type: square;
}

ul.no {
    list-style-type: none;
}

ul.ci {
    list-style-type: circle;
}

ol.de {
    list-style-type: decimal;
}

ol.ur {
    list-style-type: upper-roman;
}

ol.lr {
    list-style-type: lower-roman;
}

ol.ua {
    list-style-type: upper-alpha;
}

ol.la {
    list-style-type: lower-alpha;
}

dt {
    font-weight: bold;
}

.bl {
    font-weight: bold;
}

.cn {
    text-align: center;
}

.ri {
    text-align: right;
}

.le {
    text-align: left;
}

.mg_all5 {
    margin: 5%;
}

.mg_lr5 {
    margin: 0 5%;
}

.mg_lr10 {
    margin: 0 10%;
}

.mg_tb1 {
    margin: 1em 0;
}

.mg_tb2 {
    margin: 2em 0;
}

.mg_left10 {
    margin-left: 10%;
}

.flt_left {
    float: left;
}

.flt_right {
    float: right;
}

.flt_clear {
    clear: both;
}

.clr_dummy {
    height: 0;
    clear: both;
    visibility: hidden;
}

.container {
    position: relative;
}

.abs_left {
    position: absolute;
    top: 0;
    left: 0;
    width: 48%;
}

.abs_right {
    position: absolute;
    top: 0;
    right: 0;
    width: 48%;
}

.bg_blue_bd {
    margin: 2em;
    padding: 2em;
    background: blue;
    border: solid medium;
}

.bg_green_bd {
    margin: 2em;
    padding: 2em;
    background: green;
    border: solid medium;
}

.bg_white_bd {
    margin: 2em;
    padding: 2em;
    background: white;
    border: solid medium;
}

.bg_blue {
    margin: 2em;
    padding: 2em;
    background: blue;
    border: none;
}

.bg_green {
    margin: 2em;
    padding: 2em;
    background: green;
    border: none;
}

.bg_white {
    margin: 2em;
    padding: 2em;
    background: white;
    border: none;
}

.bg_lightgreen {
    margin: 2em;
    padding: 2em;
    background: #90EE90;
    border: none;
}

.bg_mediumseagreen {
    margin: 2em;
    padding: 2em;
    background: #3CB371;  /* WAKAKUSA */
    border: none;
}

.bg_orangered {
    margin: 2em;
    padding: 2em;
    background: #FF4500;  /* AKA-ORENJI */
    border: none;
}

.bg_violet {
    margin: 2em;
    padding: 2em;
    background: #EE82EE;  /* VIOLET */
    border: none;
}

hr {
    text-align: center;
    margin: 1em 0;
}

#main_contents {
    width: 70%;
    float: left;
}

#navigation {
    width: 30%;
    float: right;
}

.em_blue {
    text-align: center;
    font-size: x-large;
    font-weight: bold;
    color: blue;
}

.attention {
    font-weight: bold;
    color: red;
}