body {
    background-color: #000000;
    margin: 0;
}

div.content {
    position: relative;
    width: 100%;
    margin-top: 100px;
    padding-top: 20px;
    padding-bottom: 30px;
    background-color: #FFFFFF;
}

div.prev {
    font-size: 2em;
    font-weight: bold;
    position: absolute;
    top: 10em;
    left: 0;
    width: 200px;
    text-align: center;
}

div.next {
    font-size: 2em;
    font-weight: bold;
    position: absolute;
    top: 10em;
    right: 0;
    width: 200px;
    text-align: center;
}

div.center {
    position: relative;
    top: 0;
    height: 100%;
    padding: 0;
    margin-left: auto;
    margin-right: auto;
}

div.bottom_bar {
    width: 100%;
    height: 100px;
}

p.navi, h1, div.prev, div.next {
    font-family: "Verdana", "Arial", serif;
}

h1 {
    font-size: 3em;
    text-align: center;
    font-weight: bold;
    margin-top: 2em;
    margin-bottom: 2em;
}

p.navi {
    position: absolute;
    top: 1em;
    left: 1em;
    margin: 0;
}

p.navi a:link {
    color: #2020FF;
}

p.navi a:visited {
    color: #9933CC;
}

p.navi a:hover {
    color: #FF2020;
}

p.navi a:active {
    color: #FF2020;
}

p.pict img {
    display: block;
    margin-right: auto;
    margin-left: auto;
}

/* 真ん中寄せ(短文の場合に使う) */
p.desc {
    position: relative;
    text-align: center;
    width: 350px;
    margin-top: 1em;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 2em;
}

/* 左寄せ(文が2行以上になりそうな場合などに使う) */
p.desc2 {
    position: relative;
    text-align: left;
    width: 350px;
    margin-top: 1em;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 2em;
}

p.date {
    position: relative;
    text-align: right;
    width: 350px;
    margin-right: auto;
    margin-left: auto;
}