a:hover {
        cursor:url(https://files.cnblogs.com/files/laoguantongxiegogo/click_24px_1231393_easyicon.net.ico),auto;
 }
body {
        cursor:url(https://files.cnblogs.com/files/laoguantongxiegogo/pointer_24px_1231389_easyicon.net.ico),auto;
 }
#Snow{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    background: rgba(125,137,95,0.1);
    pointer-events: none;
}
/*推荐和反对*/
#div_digg {
    padding: 10px;
    position: fixed;
    _position: absolute;
    z-index: 1000;
    bottom: 20px;
    right: 0;
    _right: 17px;
    border: 1px solid #D9DBE1;
    background-color: #FFFFFF;
    filter: alpha(Opacity=80);
    -moz-opacity: 0.8;
    opacity: 0.8;
}

.icon_favorite {
    background: transparent url('https://files.cnblogs.com/files/jackson0714/kj.gif') no-repeat 0 0;
    padding-left: 16px;
}

#blog_post_info_block a {
    text-decoration: none;
    color: #5B9DCA;
    padding: 3px;
}

/*添加按钮*/
.cnblogs-markdown pre {
  position: relative;
}
.cnblogs-markdown pre > span {
  position: absolute;
  top: 0;
  right: 0;
  border-radius: 2px;
  padding: 0 10px;
  font-size: 12px;
  background: rgba(0, 0, 0, 0.4);
  color: #fff;
  cursor: pointer;
  /*注释下面这一行，button一直显示*/
  display:none;
}
.cnblogs-markdown pre:hover > span {
  display:block;
}
.cnblogs-markdown pre > .copyed {
  background: #67c23a;
}