#site_nav_under {
display: none;
}
.c_ad_block, .ad_text_commentbox {
display: none;
margin: 0;
padding: 0;
}
#ad_under_google {
height: 0;
overflow: hidden;
}
#ad_under_google a {
display: none;
}
#home {
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 {
height: 60px;
clear: both;
}
#navigator {
font-size: 13px;
border-bottom: 1px solid #ededed;
border-top: 1px solid #ededed;
height: 50px;
clear: both;
margin-top: 25px;
}
#blogTitle h2 {
font-weight: normal;
font-size: 18px;
font-size: 1.18571429rem;
line-height: 2.546153846;
color: #757575;
float: left;
}

body{
background-image:url("https://img4.imgtn.bdimg.com/it/u=721562569,2794894850&fm=214&gp=0.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3Ffq_z%26e3Bi57fj_z%26e3B8mn_z%26e3Bv54AzdH3F8cAzdH3F8ddaAzdH3F8aAzdH3FBBlmDBUCan8caQn0_z%26e3Bip4s&gsm=0&rpstart=0&rpnum=0&islist=&querylist=");
background-repeat:no-repeat;
background-size:100%;
background-attachment: fixed;
filter:alpha(opacity=70); -moz-opacity:0.7; -khtml-opacity: 0.7; opacity: 0.7;
}

<script type="text/javascript">
        /**
          不知道为什么页面加载完成时还读不到div_digg。可能也是动态生成的。
          所以这里只能用定时器 不断的读取，当读取到了再给它动态添加快捷按钮
        **/

        //自定义 定时器[当元素加载完成是执行回调函数]
        function customTimer(inpId, fn) {
            if ($(inpId).length) {
                fn();
            }
            else {
                var intervalId = setInterval(function () {
                    if ($(inpId).length) {  //如果存在了
                        clearInterval(intervalId);  // 则关闭定时器
                        customTimer(inpId, fn);              //执行自身
                    }
                }, 100);
            }
        }

        //页面加载完成是执行
        $(function () {
            customTimer("#div_digg", function () {
                var div_html = "<div class=''>\
                        <a href='javascript:void(0);' onclick='c_follow();'>关注</a>\
                         &nbsp;|&nbsp;\
                        <a href='#top'>顶部</a>\
                         &nbsp;|&nbsp;\
                        <a href='javascript:void(0);' onclick=\" $('#tbCommentBody').focus();\">评论</a>\
                   </div>";
                $("#div_digg").append(div_html);
                //tbCommentBody    
            });
        });
 </script>

h2 {
  text-align: center;
  box-shadow: 10px 10px 5px #888888;
  background-color: #5FBDCE;
  color: #015666;
}

img {
 max-width: 90%;
}