.online_header_img {
    width: 700px;
    height: auto;
    display: block;
    margin: auto;
    margin-top: 50px;
}
.online_comment {
    text-align: center;
    padding-bottom: 40px;
    padding-top: 100px;
    border-top: 1px dashed #707070;
}
.online_comment p {
    font-size: 20px;
    line-height: 2;
    text-align: center;
    font-family: 'Noto Serif JP', serif;
    padding-bottom: 30px;
    
}
.online_comment a {
    color: #000;
    text-decoration: none;
    background-color: #BFC7AC;
    text-align: center;
    padding: 10px 60px;
    font-size: 18px;
}