@charset "utf-8";
article {
    width: 920px;
    margin-right: auto;
    margin-left: auto;
}
h2 {
    background:#fff;
    width: 880px;
    padding: 15px 19px;
    font-size: 20px;
    font-weight: bold;
    border: solid 1px #E6E6E6;
    border-top: solid 3px #FF8A2A
}
.post_box {
    background: #fff;
    overflow: hidden;
    height: auto;
    margin-bottom: 35px;
    padding-top: 20px;
    padding-right: 20px;
    padding-bottom: 40px;
    padding-left: 20px;
}
.post_box .date {
    font-size: 14px;
    margin-bottom: 15px;
}
.comment {
    float: left;
    width: 530px;
    font-size: 14px;
}
.comment2 {
    font-size: 14px;
}

.pdf {
    margin-top: 25px;
}
.image_box {
    float: right;
    width: 320px;
}

.image_box img {
    margin-bottom: 15px;
}
.page_navi {
    text-align: center;
    margin-bottom: 80px;
}
.page_navi a {
    font-size: 14px;
}