#home {
 box-shadow: 1px 2px 6px ;
}

body {
    background: url('https://images.cnblogs.com/cnblogs_com/wubenbenxi/1484093/o_art-backlit-crescent-moon-556665.jpg') fixed no-repeat;
    background-position: center; 
    background-size: 100%,100%;
}
#main {
 background-color:rgba(255,255,255,0.7);
}
#sideBar {
 background-color:rgba(255,255,255,0.7);
}
#mainContent {
 background-color:rgba(255,255,255,0.7);
}

#blogTitle h1 a, #blogTitle h2{
color:#3d97cb;
font-family:"微软雅黑" , "宋体" , "黑体" ,Arial;
text-shadow:5px,5px,0px,#fff;
}
#blogTitle h2 {
font-size:18px;
}