#site_nav_under {
    display: none;
}
.c_ad_block, .ad_text_commentbox {
    display: none;
    margin: 0;
    padding: 0;
}
#ad_under_google {
    height: 0;
    overflow: hidden;
}

#ad_under_google a {
    display: none;
}
#ad_t2 {
    height: 0;
    overflow: hidden;
}
#ad_t2 a {
    display: none;
}
#main {
font-size:20px;
font-family:华文行楷;
 padding-left: 5px;
 padding-right: 5px;
}

.postCon {
    border: dotted 0 #efefef;
    padding: 10px;
    font-size: 20px;
    line-height: 150%;
}
.postTitle {
    padding: 10px;
    padding-left: 50px;
    font-size: 30px;
    font-weight: bold;
    background: url(images/day_title.jpg) no-repeat;
    padding-top: 15px;
    height: 48px;
}
#c{position: fixed; top:0; left: 0; z-index:-1; opacity:0.8;}
#home {
opacity: 0.80;
margin: 0 auto;
width: 65%;
min-width: 1200px;
background-color: #fff;
padding: 30px;
margin-top: 30px;
margin-bottom: 50px;
box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
}