pre {
    /*控制代码不换行*/
    white-space: pre;
    word-wrap: normal;
}

.cnblogs-markdown .hljs {
  display: block;
  overflow-x: auto;
  padding: 0.5em;
  color: #abb2bf;
  background: #282c34 !important;
  font-size:16px !important;
  max-height: 600px;
}