html,body{
                width: 100%;
                height: 100%;
  }

/* 
https://images.cnblogs.com/cnblogs_com/polly-ling/1347145/o_200110061739eba921e6b1eb1490cfe7ab5d571ffed4.jpg
 https://images.cnblogs.com/cnblogs_com/polly-ling/1347145/o_20011006175953e6560a264c7613d11fa1ae9d81bb9f.jpg
*/
body {
color: #000;
background: url(https://images.cnblogs.com/cnblogs_com/polly-ling/1347145/o_200110061739eba921e6b1eb1490cfe7ab5d571ffed4.jpg) center fixed;
background-size: 100%;
background-repeat: no-repeat;
font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
font-size: 12px;
min-height: 101%;
}

/* 文章标题样式(这个不是markdown里的标题) */
#topics .postTitle a {
    color: #169fe6;
}

/* 普通文字样式 */
#cnblogs_post_body p {
    margin: 18px auto;
    color: #000;
    font-family: Consolas, "Microsoft YaHei", monospace;
    font-size: 16px;
    text-indent: 0;
}

/* 标题样式 */
#cnblogs_post_body h1 {
    font-family: Consolas, "Microsoft YaHei", monospace;
    font-size: 32px;
    font-weight: bold;
    line-height: 1.5;
    margin: 10px 0;
}

#cnblogs_post_body h2 {
    font-family: Consolas, "Microsoft YaHei", monospace;
    font-size: 26px;
    font-weight: bold;
    line-height: 1.5;
    margin: 20px 0;
}

#cnblogs_post_body h3 {
    font-family: Consolas, "Microsoft YaHei", monospace;
    font-size: 20px;
    font-weight: bold;
    line-height: 1.5;
    margin: 10px 0;
}

#cnblogs_post_body h4 {
    font-family: Consolas, "Microsoft YaHei", monospace;
    font-size: 18px;
    font-weight: bold;
    margin: 10px 0;
}
/* 标题样式设置结束 */

/* 去除双下划线斜体样式 */
em {
    font-style: normal;
    color: #000;
}

/* 无序列表 */
#cnblogs_post_body ul li {
    font-family: Consolas, "Microsoft YaHei", monospace;
    color: #000;
    font-size: 16px;
    list-style-type: disc;
}

/* 有序列表 */
#cnblogs_post_body ol li {
    font-family: Consolas, "Microsoft YaHei", monospace;
    color: #000;
    font-size: 16px;
    list-style-type: decimal;
}

/* 超链接 */
#cnblogs_post_body a:link {
    text-decoration: none;
    color: #002C99;
}

/* 引用背景 */
#topics .postBody blockquote {
    background: #fff3d4;
    border: none;
    border-left: 5px solid #bce8f1;
    margin: 0;
    padding-left: 10px;
}

/* 单行代码 */
.cnblogs-markdown code {
    font-family: Consolas, "Microsoft YaHei", monospace !important;
    font-size: 16px!important;
    line-height: 20px;
    background-color: #f5f5f5!important;
    border: 1px solid #ccc!important;
    padding: 0 5px!important;
    border-radius: 3px!important;
    line-height: 1.8;
    margin: 1px 5px;
    vertical-align: middle;
    display: inline-block;
}

/* 多行代码, 引用 */
.cnblogs-markdown .hljs {
    font-family: Consolas, "Microsoft YaHei", monospace !important;
    font-size: 16px!important;
    line-height: 1.5!important;
    padding: 5px!important;
}


/*home*/
#home{
width: 90%;
opacity: 0.9;
}

/*文本宽度*/
#mainContent{
    width: 80%;
}

 
 

 
/*返回顶部*/
.back_to_top{
    position: fixed;
    bottom:30px;
    right: 30px;
    
}