博客园页面自定义CSS代码+侧边栏公告+页首Html代码+页脚Html代码说明：

设置代码前说明：首先你得选用博客皮肤darkgreentrip，否则会出错

页面定制CSS代码:

说明：标注颜色位置可自行修改，第12行设置主页底层图片，可自行修改

#home {
    margin: 0 auto;
    width: 80%;/*原始65*/
    min-width: 980px;/*页面顶部的宽度*/
    background-color: rgba(245, 245, 245, 0.7);
    padding: 30px;
    margin-top: 50px;
    margin-bottom: 50px;
    box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}
body {
    background: rgba(12, 100, 129, 1) url('http://images.cnblogs.com/cnblogs_com/Penn000/1013849/o_fr.jpg') fixed no-repeat;
    background-position: 50% 5%; 
    background-size: cover;
}
#blogTitle {
    height: 100px;  /*高度*/
    clear: both;
    background-color: rgba(245, 245, 245, 0);
}
#blogTitle h1 {
    font-size: 36px;
    font-weight: bold;
    line-height: 1.8em;/*原始 1.6em*/
    margin-top: 10px;/*原始 15px */
    color: #548B54;
}
#blogTitle h2 {
    font-weight: normal;
    font-size: 17px;/*原始 16px ；font-size: 1.0rem;*/      
    line-height: 1.8;
    color: #111;
    font-weight: bold;
    text-align: right;
    float: right; 
}
/*标题栏横幅颜色修改*/
#navigator{
    background-color: rgba(0, 102, 255, 0.9);
}
#navList a:link, #navList a:visited, #navList a:active{
    color: #eee;
    font-size: 18px;
    font-weight: bold;
}
.blogStats{
    color: #eee;
}
.postTitle {
    border-left: 8px solid rgba(0, 94, 255, 0.68);/*小方块颜色*/
    margin-left: 10px;
    margin-bottom: 10px;
    font-size: 20px;
    float: right;
    width: 100%;
    clear: both;
}
.postTitle a:link, .postTitle a:visited, .postTitle a:active {
    color: #005eff;/*文章标题颜色*/
    transition: all 0.4s linear 0s;
}
.postTitle a:hover {
    margin-left: 30px;
    color: #0f3647;
    text-decoration: none;
}
.postCon {
    float: right;
    line-height: 1.5em;
    width: 100%;
    clear: both;
    padding: 10px 0;
}

.day .postTitle a {
    padding-left: 10px;
}
.day {
    background: rgba(255, 255, 255, 0.5);
}
/*文章附加信息*/
.postDesc {   
    background: url(images/posted_time.png) no-repeat 0 1px;
    color: #757575;
    float: left;
    width: 100%;
    clear: both;
    text-align: left;     
    font-family: "微软雅黑" , "宋体" , "黑体" ,Arial;
    font-size: 13px;
    padding-right: 20px;/*5px  padding-left: 90px;posted 发表时间左边距离*/
    margin-top: 20px;
    line-height: 1.8;
    padding-bottom: 35px;
}

.newsItem, .catListEssay, .catListLink, .catListNoteBook, .catListTag, .catListPostCategory, 
.catListPostArchive, .catListImageCategory, .catListArticleArchive, .catListView, 
.catListFeedback, .mySearch, .catListComment, .catListBlogRank, .catList, .catListArticleCategory ,#blog-calendar
{
    background: rgba(255, 255, 255, 0.5);
    margin-bottom: 35px;
    word-wrap: break-word;
}

.CalTitle{
    background: rgba(255, 255, 255, 0);
}
.catListTitle{
    background-color: rgba(0, 94, 255, 0.9);/*侧边栏标题颜色*/
}

#topics{
    background: rgba(255, 255, 255, 0.5);
}

.c_ad_block{
    display: none;
}

#tbCommentBody{
    width: 100%;
    height: 200px;
    background: rgba(255, 255, 255, 0.5);
}

#q{background: rgba(255, 255, 255, 0);}

.CalNextPrev{background: rgba(255, 255, 255, 0);}

.cnblogs_code{
    background: rgba(255, 255, 255, 0);    
}

.cnblogs_code div{
    background: rgba(255, 255, 255, 0);    
}

.cnblogs_code_toolbar{
    background: rgba(255, 255, 255, 0);  
}

.entrylist{
    background: rgba(255, 255, 255, 0.5);  
}

#main{
   min-width: 640px;
}

 博客主页展示（可自行修改部分组件颜色）：

 

 

博客侧边栏公告代码：

说明：公告栏时钟控件与小老鼠游戏控件可自行删减，换头像可自行修改图片地址

 

<style>
#back-top {
     position: fixed;
     bottom: 10px;
     right: 5px;
     z-index: 99;
}
#back-top span {
     width: 50px;
     height: 64px;
     display: block;
     background:url(http://images.cnblogs.com/cnblogs_com/seanshao/855033/o_rocket.png) no-repeat center center;
}
#back-top a{outline:none}
</style>
<script type="text/javascript">
$(function() {
    // hide #back-top first
    $("#back-top").hide();
    // fade in #back-top
    $(window).scroll(function() {
        if ($(this).scrollTop() > 500) {
            $('#back-top').fadeIn();
        } else {
            $('#back-top').fadeOut();
        }
    });
    // scroll body to 0px on click
    $('#back-top a').click(function() {
        $('body,html').animate({
            scrollTop: 0
        }, 800);
        return false;
    });
});
 <!--  个人头像  -->
</script>
<p id="back-top" style="display:none"><a href="#top"><span></span></a></p>
<img src="https://www.cnblogs.com/images/cnblogs_com/knny/1551068/t_3d6c20c133%20(2).jpg" alt="一缕暖风" class="img_avatar" width="210px" height="210px" style="border-radius:10%">

 <!-- 公告栏时钟控件 -->
<embed wmode="transparent" src="https://files.cnblogs.com/files/jingmoxukong/honehone_clock_tr.swf" quality="high" bgcolor="#FDF6E3" 
width="230" height="110" 
name="honehoneclock" align="middle" allowscriptaccess="always" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer">
<!-- 小老鼠游戏控件 -->
2 <div className="sidebarMouse"><object type="application/x-shockwave-flash" style="outline:none;"          data="https://files.cnblogs.com/files/jingmoxukong/mouse.swf?up_bodyColor=f0e9cc&amp;up_feetColor=D4C898&amp;up_eyeColor=000567&amp;up_wheelSpokeColor=DEDEDE&amp;up_wheelColor=FFFFFF&amp;up_waterColor=E0EFFF&amp;up_earColor=b0c4de&amp;up_wheelOuterColor=FF4D4D&amp;up_snoutColor=F7F4E9&amp;up_bgColor=F0E4E4&amp;up_foodColor=cba920&amp;up_wheelCenterColor=E4EB2F&amp;up_tailColor=E6DEBE&amp;"          width="230" height="160"><param name="movie"           value="https://files.cnblogs.com/files/jingmoxukong/mouse.swf?up_bodyColor=f0e9cc&amp;up_feetColor=D4C898&amp;up_eyeColor=000567&amp;up_wheelSpokeColor=DEDEDE&amp;up_wheelColor=FFFFFF&amp;up_waterColor=E0EFFF&amp;up_earColor=b0c4de&amp;up_wheelOuterColor=FF4D4D&amp;up_snoutColor=F7F4E9&amp;up_bgColor=F0E4E4&amp;up_foodColor=cba920&amp;up_wheelCenterColor=E4EB2E&amp;up_tailColor=E6DEBE&amp;"><param name="AllowScriptAccess" value="always"><param name="wmode" value="opaque"></object></div>

 动态时钟控件图示：

   

动态小老鼠游戏控件图示：

 

页首Html代码：

说明: 连接https://www.cnblogs.com/knny/为跳转的网址，我设置的是我博客的主页地址，开始准备设置github主页的

/*页首的跳转连接，*/
<a href="https://www.cnblogs.com/knny/">  
<img style="position: absolute; top: 0; right:0px; border: 0;" src="https://www.cnblogs.com/images/cnblogs_com/knny/1551068/t_jiaobiao2.png">
</a>

页首的网页跳转图标展示：

页脚Html代码:

说明：需要翻到页面底部即可看到右下角小火箭

<!--页脚小火箭返回顶部-->

<script>

!function(e,t,a){function n(){c(".heart{width: 10px;height: 10px;position: fixed;background: #f00;transform: rotate(45deg);-webkit-transform: rotate(45deg);-moz-transform: rotate(45deg);}.heart:after,.heart:before{content: '';width: inherit;height: inherit;background: inherit;border-radius: 50%;-webkit-border-radius: 50%;-moz-border-radius: 50%;position: fixed;}.heart:after{top: -5px;}.heart:before{left: -5px;}"),o(),r()}function r(){for(var e=0;e<d.length;e++)d[e].alpha<=0?(t.body.removeChild(d[e].el),d.splice(e,1)):(d[e].y--,d[e].scale+=.004,d[e].alpha-=.013,d[e].el.style.cssText="left:"+d[e].x+"px;top:"+d[e].y+"px;opacity:"+d[e].alpha+";transform:scale("+d[e].scale+","+d[e].scale+") rotate(45deg);background:"+d[e].color+";z-index:99999");requestAnimationFrame(r)}function o(){var t="function"==typeof e.onclick&&e.onclick;e.onclick=function(e){t&&t(),i(e)}}function i(e){var a=t.createElement("div");a.className="heart",d.push({el:a,x:e.clientX-5,y:e.clientY-5,scale:1,alpha:1,color:s()}),t.body.appendChild(a)}function c(e){var a=t.createElement("style");a.type="text/css";try{a.appendChild(t.createTextNode(e))}catch(t){a.styleSheet.cssText=e}t.getElementsByTagName("head")[0].appendChild(a)}function s(){return"rgb("+(255*Math.random())+","+(255Math.random())+","+~~(255Math.random())+")"}var d=[];e.requestAnimationFrame=function()}(),n()}(window,document);
</script>

右小火箭展示：

小女孩设置代码（记得放置不同的地方）:

<!--页面定制css 放上这个-->

/* 看板娘 */
canvas#live2dcanvas {
border: 0 !important;
left: 0;
}


<!--页脚Html代码放上这个 -->

/* 看板娘 */
<script src="https://cdn.jsdelivr.net/npm/live2d-widget@3.0.4/lib/L2Dwidget.min.js"></script>
<script type="text/javascript">
L2Dwidget.init();
</script>

 动态小女孩图示：