#cnblogs_post_body h2
{
  background: DodgerBlue   !important;
  border-radius: 6px 6px 6px 6px !important;
  box-shadow: 0 0 0 1px #5F5A4B, 1px 1px 6px 1px rgba(10, 10, 0, 0.5);
  color: #FFFFFF;
  font-family: "微软雅黑" , "宋体" , "黑体" ,Arial;
  font-size: 17px;
  font-weight: bold;
  line-height: 25px;
  margin: 15px 0 !important;
  padding: 5px 0 5px 20px;
  text-shadow: 2px 2px 3px #222222;
  text-indent:0.5em;//设置首行缩进
  letter-spacing: 0.05em;//设置字与字之间的间距
  }