/* === 正文图片自适应内容区(证书/长图不横向溢出) === */
.endit-content img {
    max-width: 100% !important;
    height: auto !important;
    box-sizing: border-box;
    border: 1px solid #e3e8f0;
    border-radius: 4px;
    background: #fff;
    margin: 6px 0 14px;
}
.endit-content p img:only-child { display: block; margin: 10px auto 18px; }