#sideBar{
margin-right:20px;
margin-left:0px;
}
#mainContent{
float:right;
}
#blog-calendar{
background:#fff;
padding:5px;
}

#footer{
margin-top:25px
}
.qianming{
color:#fff;
text-align:center;
font-size:26px;
position:absolute;
right:35%;
top:10%;
}