/* 正文行间距 */
#cnblogs_post_body p {
    line-height: 1.6; /* 行高 */
    margin: 1em 0;    /* 段落上下间距 */
}

/* 标题和正文间距 */
#cnblogs_post_body h1,
#cnblogs_post_body h2,
#cnblogs_post_body h3 {
    margin-top: 1.5em;
    margin-bottom: 0.8em;
}