body {
    background:  url(https://www.cnblogs.com/images/cnblogs_com/breakering/1195324/o_stretched-1920-1080-949693.jpg) fixed no-repeat;
    background-size:100% 100%;
}

#blogTitle h2 {
    color: #FFFFFF;
    border-radius: 6px 6px 6px 6px;
    box-shadow: 0 0 0 1px #5F5A4B, 1px 1px 6px 1px rgba(10, 10, 0, 0.5);
    font-family: "微软雅黑" , "宋体" , "黑体" ,Arial;
    font-size: 15px;
    font-weight: bold;
    padding: 5px 0 5px 10px;
    text-shadow: 2px 2px 3px #222222;
    float: none;
}

h2 {
    color: #FFFFFF;
    background-color: #2B6695;
    border-radius: 6px 6px 6px 6px;
    box-shadow: 0 0 0 1px #5F5A4B, 1px 1px 6px 1px rgba(10, 10, 0, 0.5);
    font-family: "微软雅黑" , "宋体" , "黑体" ,Arial;
    font-size: 15px;
    font-weight: bold;
    padding: 5px 0 5px 10px;
    text-shadow: 2px 2px 3px #222222;
}

h3 {
    color: #FFFFFF;
    background-color: #008eb7;
    border-radius: 6px 6px 6px 6px;
    box-shadow: 0 0 0 1px #5F5A4B, 1px 1px 6px 1px rgba(10, 10, 0, 0.5);
    font-family: "微软雅黑" , "宋体" , "黑体" ,Arial;
    font-size: 18px;
    font-weight: bold;
    padding: 5px 0 5px 10px;
    text-shadow: 2px 2px 3px #222222;
}