body{
    background: url(https://images2018.cnblogs.com/blog/1393588/201809/1393588-20180903193514532-1750692694.jpg);
    background-size: cover;
    background-attachment: fixed;
}
#blog-calendar{
    background: white;
}
#div_digg{
    position: fixed;
    bottom: 5px;
    width: 140px;
    right: 390px;
    border: 2px solid #155dff;
    padding: 10px;
    background-color: #fff;
    border-radius: 5px 5px 5px 5px !important;
    box-shadow: 0 0 0 1px #5F5A4B, 1px 1px 6px 1px rgba(10, 10, 0, 0.5);
}