简介：【教程】找到网站xiunobbs 站点中的/view/css/bootstrap bbs.css，然后在合适的位置(适合的位置...自己思考)插入如下代码： .card body .message h6 { border left: 3px solid #6293d4; text indent: 8px; font weight: bold; padding: 2px 0px; margin: 8px 0px; } .card body .message h5 { border left: 4px solid #84985a; text indent: 8px; font weight: bold; padding: 2px 0px; margin: 8px 0px; } .card body .message h4 { border left: 5px solid #b55594; text indent: 8px; font weight: bold; padding: 2px 0px; margin: 8px 0px; } .card body .message h3 { border left: 6px solid #a232de; text indent: 8px; font weight: bold; padding: 2px 0px; margin: 8px 0px; } .card body .message h2 { border left: 7px solid #32de5d; text indent: 8px; font weight: bold; padding: 2px 0px; margin: 8px 0px; } .card body .message h1 { border left: 8px solid #de3232; text indent: 8px; font weight: bold; padding: 2px 0px; margin: 8px 0px; }撰稿人: 22SS