.post-comment_new .comment-form form {
    max-width: 280px;
    padding: 0;
    margin-bottom: 30px;
}
.post-comment_new .tab {
    padding: 0;
    margin-right: 0px;
    background: white;
    border: none;
}
.post-comment_new .comment-form {
    margin-top: 20px;
}
.post-comment_new p {
    margin-top: 10px;
}
.post-comment_new {
    box-sizing: border-box;
    width: 100%;
    padding: 30px;
    border: 1px solid #dbdbdb;
    border-top: 1px solid #dbdbdb;
}
.post-comment_new ul {
    list-style: none;
}