pre h1 {
    /* 文字不加粗 */
    font-weight: 400;
    /* 让h1里面的文字水平居中对齐 */
    text-align: center;
    font-size: 25px;
    margin: 0;
}

pre a {
    text-decoration: none;
}

pre .gary {
    color: #888888;
    font-size: 12px;
    text-align: center;
}

pre     .search {
    color: #666666;
    width: 170px;

}

pre .btn {
    font-weight: 700;
}

pre p {
    /* 首行缩进两个距离 */
    /* text-indent: 2em; */
    margin: 0;
    word-wrap: break-word;
    word-break: break-word;
    word-break: break-all;
    white-space: normal;
}

pre .pic {
    /* 想要图片居中对齐，要加在他的父亲上 */
    text-align: center;
}

pre .footer {
    color: #888888;
}