#header {
    background: url(//images.cnblogs.com/cnblogs_com/zy1571217000/1595253/o_u=3331837112,2756732738_fm=26_gp=0.jpg) fixed;
    margin-bottom: 15px;
    padding-left: 45px;
}

#lnkBlogLogo {
  
    width: 20px;
    height: 120px;
    display: none;
    position: absolute;
    left: 0;
}