#blogTitle {
    clear: both;
    position: relative;
    padding: 50px 0px 80px 0px;
    text-align: center;
    background:url(https://files-cdn.cnblogs.com/files/HouJiao/banner.bmp) center;
}
#blogTitle h2{
    float: none;
}
#sidebar_search{
    display:none;
}
#wechat-account{
width: 230px;
margin-bottom: 35px;
box-shadow: 0 3px 3px #ccc;
}