body {
    color: #000;
    background: url(https://img2018.cnblogs.com/blog/1277344/201810/1277344-20181025163226000-434104327.jpg) fixed;
    background-size: cover;
    background-repeat: no-repeat;
    font-family: "Helvetica Neue",Helvetica,Verdana,Arial,sans-serif;
    font-size: 12px;
    min-height: 101%;
}
#blogTitle h1 {
    font-size: 26px;
    font-weight: bold;
    line-height: 1.5em;
    margin-top: 20px;
}
#blogTitle h2 {
    font-weight: normal;
    font-size: 0.928571429rem;
    line-height: 1.846153846;
    color: #757575;
    float: left;
}
#home {
    opacity: 0.55;
    margin: 0 auto;
    width: 65%;
    min-width: 950px;
    background-color: #fff;
    padding: 30px;
    margin-top: 30px;
    margin-bottom: 50px;
    box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}
#blogTitle h1 a, #blogTitle h2 {
    color: #000000;
    font-family: "Blackletter";
    text-shadow: 3px 3px 3px #003d44;
}

/*! Color themes for Google Code Prettify | MIT License | github.com/jmblog/color-themes-for-google-code-prettify */
.pln{color:#4d4d4c}ol.linenums{margin-top:0;margin-bottom:0;color:#8e908c}li.L0,li.L1,li.L2,li.L3,li.L4,li.L5,li.L6,li.L7,li.L8,li.L9{padding-left:1em;background-color:#fff;list-style-type:decimal!important;}@media screen{.str{color:#718c00}.kwd{color:#8959a8}.com{color:#8e908c}.typ{color:#4271ae}.lit{color:#f5871f}.pun{color:#4d4d4c}.opn{color:#4d4d4c}.clo{color:#4d4d4c}.tag{color:#c82829}.atn{color:#f5871f}.atv{color:#3e999f}.dec{color:#f5871f}.var{color:#c82829}.fun{color:#4271ae}}

/*下面是我设置背景色，字体大小和字体*/
.cnblogs-markdown code{
background:#fff!important;
}
.cnblogs_code,.cnblogs_code span,.cnblogs-markdown .hljs{
    font-size:16px!important;
}

.syntaxhighlighter a, .syntaxhighlighter div, .syntaxhighlighter code, .syntaxhighlighter table, .syntaxhighlighter table td, .syntaxhighlighter table tr, .syntaxhighlighter table tbody, .syntaxhighlighter table thead, .syntaxhighlighter table caption, .syntaxhighlighter textarea {
    font-size: 16px!important;
}

.cnblogs_code, .cnblogs_code span, .cnblogs-markdown .hljs{
font-family:monaco, consolas, "Source Code Pro", monospace !important;
}